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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.289 by root, Sat Jun 30 03:00:54 2007 UTC vs.
Revision 1.520 by root, Fri Apr 16 02:37:50 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;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	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;
73		115
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	118	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
84		127
85	our %CFG;	128	our %CFG;
86		129
87	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
89		133
90	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
93		137
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		140
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
99	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 $REALLY_UNLOOP; # never set to true, please :)
100		150
101	binmode STDOUT;	151	binmode STDOUT;
102	binmode STDERR;	152	binmode STDERR;
103		153
104	# read virtual server time, if available	154	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
109	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
110		162
111	mkdir $_	163	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		165
114	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
115		167
116	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::"} };
117		180
118	#############################################################################	181	#############################################################################
119		182
120	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
121		184
…		…
157		220
158	The raw value load value from the last tick.	221	The raw value load value from the last tick.
159		222
160	=item %cf::CFG	223	=item %cf::CFG
161		224
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	226	from wherever your confdir points to.
164		227
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		229
167	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
168	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
169	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.
170		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
171	=back	246	=back
172		247
173	=cut	248	=cut
174		249
175	BEGIN {	250	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	251	my $msg = join "", @_;
178		252
179	$msg .= "\n"	253	$msg .= "\n"
180	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
181		255
182	$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;
183		257
184	utf8::encode $msg;
185	LOG llevError, $msg;	258	LOG llevError, $msg;
186	};	259	};
187	}	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	};
188		274
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	285	for my $pkg (qw(
200	cf::global cf::attachable	286	cf::global cf::attachable
201	cf::object cf::object::player	287	cf::object cf::object::player
202	cf::client cf::player	288	cf::client cf::player
203	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
204	cf::map cf::party cf::region	291	cf::party cf::region
205	)) {	292	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	294	}
209		295
210	$Event::DIED = sub {	296	$EV::DIED = sub {
211	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
212	};	298	};
213		299
214	#############################################################################	300	#############################################################################
215		301
216	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
238	$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;
239	$d	325	$d
240	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
241	}	327	}
242		328
243	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
244		330
245	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
246		332
247	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
248		334
249	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
250		336
251	=cut	337	=cut
252		338
253	our $json_coder = JSON::XS->new->convert_blessed->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		340
255	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		357
258	=item cf::lock_wait $string	358	=item cf::lock_wait $string
259		359
260	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
261		361
262	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
263		363
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
267	returned.	367	returned.
268		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
269	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
270	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
271		374
272	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
273		376
274	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.
275		378
276	=cut	379	=cut
277		380
278	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
279		382
280	sub lock_wait($) {	383	sub lock_wait($) {
281	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	385	}
289		386
290	sub lock_acquire($) {	387	sub lock_acquire($) {
291	my ($key) = @_;	388	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	389	}
303		390
304	sub lock_active($) {	391	sub lock_active($) {
305	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	393	}
309		394
310	sub freeze_mainloop {	395	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
312		397
313	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
314	$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($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
315	};	465	}
316	$TICK_WATCHER->stop;	466	};
317	$guard	467
		468	sub get_slot($;$$) {
		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	$sig->wait;
318	}	481	}
319		482
320	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
321		484
322	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		490
328	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
329		492
330	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
331		494
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	498	acceptable.
336		499
337	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		506
344	sub sync_job(&) {	507	sub sync_job(&) {
345	my ($job) = @_;	508	my ($job) = @_;
346		509
347	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	511	my $time = AE::time;
349		512
350	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
352		515
353	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	517
355	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
356		519
357	my $busy = 1;	520	my $busy = 1;
358	my @res;	521	my @res;
359		522
360	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	525	@res = eval { $job->() };
362	warn $@ if $@;	526	warn $@ if $@;
363	undef $busy;	527	undef $busy;
364	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
365		529
366	while ($busy) {	530	while ($busy) {
367	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
368	}	535	}
		536	}
369		537
370	$time = Event::time - $time;	538	my $time = AE::time - $time;
371		539
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
376		541
377	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
378	} else {	543	} else {
379	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
380		545
…		…
405	=item fork_call { }, $args	570	=item fork_call { }, $args
406		571
407	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
411		576
412	=cut	577	=cut
413		578
414	sub fork_call(&@) {	579	sub fork_call(&@) {
415	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
416		581
417	# 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,
418	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		585
422	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	587	reset_signals;
435	local $SIG{__WARN__};	588	&$cb
436	local $SIG{__DIE__};	589	}, @args;
437	eval {
438	close $fh1;
439		590
440	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	592	}
442	};
443		593
444	warn $@ if $@;	594	sub objinfo {
445	_exit 0;
446	}	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
447	}	630	}
448		631
449	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
450		633
451	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
454		637
455	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
456	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).
457		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
458	=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	}
459		664
460	our $DB;	665	our $DB;
461		666
462	sub db_init {	667	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	668	cf::sync_job {
467	eval {	669	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	670	};
477	}	671	}
478		672
479	sub db_get($$) {	673	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
481		675
…		…
531	if (1) {	725	if (1) {
532	$md5 =	726	$md5 =
533	join "\x00",	727	join "\x00",
534	$processversion,	728	$processversion,
535	map {	729	map {
536	Coro::cede;	730	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	732	} 0.. $#$src;
539		733
540		734
541	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		773
580	#############################################################################	774	#############################################################################
581		775
582	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
583		777
584	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
585	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")
586	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
587		781
588	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>
589	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
590	Crossfire TRT).	784	Deliantra).
591		785
592	=over 4	786	=over 4
593		787
594	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
595		789
…		…
639	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
640		834
641	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
642	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
643		837
644	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
645	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.
646		840
647	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
648		842
649	=over 4	843	=over 4
…		…
847	";	1041	";
848	die if $@;	1042	die if $@;
849	}	1043	}
850		1044
851	our $override;	1045	our $override;
852	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?
853		1047
854	sub override {	1048	sub override {
855	$override = 1;	1049	$override = 1;
856	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
857	}	1051	}
858		1052
859	sub do_invoke {	1053	sub do_invoke {
860	my $event = shift;	1054	my $event = shift;
861	my $callbacks = shift;	1055	my $callbacks = shift;
862		1056
863	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
864		1058
865	local $override;	1059	local $override;
866		1060
867	for (@$callbacks) {	1061	for (@$callbacks) {
868	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
877	}	1071	}
878		1072
879	0	1073	0
880	}	1074	}
881		1075
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1077
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1079
886	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
887		1081
888	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
889	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
890	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1085
892	=back	1086	=back
893		1087
894	=cut	1088	=cut
895		1089
896	#############################################################################	1090	#############################################################################
897	# 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	}
898		1134
899	sub reattach {	1135	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1137	my ($obj) = @_;
902		1138
		1139	# no longer needed after getting rid of delete_package?
903	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
904		1141
905	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
906		1143
907	@$registry = ();	1144	@$registry = ();
908		1145
…		…
923	cf::attachable->attach (	1160	cf::attachable->attach (
924	prio => -1000000,	1161	prio => -1000000,
925	on_instantiate => sub {	1162	on_instantiate => sub {
926	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
927		1164
928	$data = from_json $data;	1165	$data = decode_json $data;
929		1166
930	for (@$data) {	1167	for (@$data) {
931	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
932		1169
933	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1186	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
951		1188
952	sync_job {	1189	sync_job {
953	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
956		1194
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	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	}
961	close $fh;	1202	aio_close $fh;
962		1203
963	if (@$objs) {	1204	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
968	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	}
969	close $fh;	1213	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
971	}	1215	}
972	} else {	1216	} else {
973	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
974	}	1218	}
975		1219
976	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1224	} else {
978	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
979	}	1226	}
980	} else {	1227	} else {
981	aio_unlink $filename;	1228	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
983	}	1230	}
984	}	1231	};
985	}	1232	}
986		1233
987	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
989		1236
…		…
1001	or return;	1248	or return;
1002		1249
1003	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1252	or return;
		1253
1006	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1007	}	1256	}
1008		1257
		1258	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1011	return ($data, $av);	1262	($data, $av)
1012	}	1263	}
1013		1264
1014	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1015		1266
1016	=over 4	1267	=over 4
…		…
1070	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1071		1322
1072	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1073	}	1324	}
1074		1325
		1326	use File::Glob ();
		1327
1075	cf::player->attach (	1328	cf::player->attach (
1076	on_command => sub {	1329	on_unknown_command => sub {
1077	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1078		1331
1079	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1080	or return;	1333	or return;
1081		1334
…		…
1086	cf::override;	1339	cf::override;
1087	},	1340	},
1088	on_extcmd => sub {	1341	on_extcmd => sub {
1089	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1090		1343
1091	my $msg = eval { from_json $buf };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1345
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1099	} else {	1361	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1363	}
1102		1364
1103	cf::override;	1365	cf::override;
1104	},	1366	},
1105	);	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	}
1106		1381
1107	sub load_extensions {	1382	sub load_extensions {
1108	cf::sync_job {	1383	cf::sync_job {
1109	my %todo;	1384	my %todo;
1110		1385
…		…
1130		1405
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1408
1134	$ext{source} =	1409	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1137	. $source	1412	. $source
1138	. "\n};\n1";	1413	. "\n};\n1";
1139		1414
1140	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1141	}	1416	}
1142		1417
		1418	my $pass = 0;
1143	my %done;	1419	my %done;
1144	while (%todo) {	1420	while (%todo) {
1145	my $progress;	1421	my $progress;
1146		1422
		1423	++$pass;
		1424
		1425	ext:
1147	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1148	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1149	goto skip	1428	next ext
1150	unless exists $done{$_};	1429	unless exists $done{$_};
1151	}	1430	}
1152		1431
1153	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1154		1433
1155	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1156	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1157	: "$v->{base}: extension inactive.\n";
1158		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1159	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1160	warn $msg;	1441	} else {
1161	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1162	exit 1;	1443	push @EXTS, $v->{pkg};
1163	}	1444	$progress = 1;
1164		1445
1165	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1166	}	1448	}
1167
1168	$done{$k} = delete $todo{$k};
1169	push @EXTS, $v->{pkg};
1170	$progress = 1;
1171	}	1449	}
1172		1450
1173	skip:	1451	unless ($progress) {
1174	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1175	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	}
1176	}	1459	}
1177	};	1460	};
1178	}	1461	}
1179		1462
1180	#############################################################################	1463	#############################################################################
1181		1464
1182	=back	1465	=back
1183		1466
1184	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1185		1468
1186	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1187		1470
1188	=cut	1471	=cut
1189		1472
1190	package cf::player;	1473	package cf::player;
1191		1474
1192	use Coro::AIO;	1475	use Coro::AIO;
1193		1476
1194	=head3 cf::player	1477	=head3 cf::player
1195		1478
1196	=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	}
1197		1494
1198	=item cf::player::find $login	1495	=item cf::player::find $login
1199		1496
1200	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1201		1498
…		…
1220		1517
1221	sub exists($) {	1518	sub exists($) {
1222	my ($login) = @_;	1519	my ($login) = @_;
1223		1520
1224	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1226	}	1523	}
1227		1524
1228	sub find($) {	1525	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1527	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1538
1242	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1243	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;
1244	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1245	}	1548	}
1246	}	1549	}
1247	}	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	);
1248		1564
1249	sub save($) {	1565	sub save($) {
1250	my ($pl) = @_;	1566	my ($pl) = @_;
1251		1567
1252	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1257	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1258		1574
1259	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1261		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
1262	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1263	Coro::cede;	1584	cf::cede_to_tick;
1264	}	1585	}
1265		1586
1266	sub new($) {	1587	sub new($) {
1267	my ($login) = @_;	1588	my ($login) = @_;
1268		1589
…		…
1274	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1275		1596
1276	$self	1597	$self
1277	}	1598	}
1278		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
1279	=item $pl->quit_character	1610	=item $pl->quit_character
1280		1611
1281	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
1282	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1283		1614
…		…
1287	my ($pl) = @_;	1618	my ($pl) = @_;
1288		1619
1289	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1290		1621
1291	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1292	$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
1293		1624
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1298		1631
1299	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1669	or return [];
1337		1670
1338	my @logins;	1671	my @logins;
1339		1672
1340	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") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1344		1683
1345	utf8::decode $login;	1684	utf8::decode $login;
1346	push @logins, $login;	1685	push @logins, $login;
1347	}	1686	}
1348		1687
…		…
1375	}	1714	}
1376		1715
1377	\@paths	1716	\@paths
1378	}	1717	}
1379		1718
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1720
1382	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1383		1722
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1406
1407	# create single paragraphs (very hackish)
1408	s/(?<=\S)\n(?=\w)/ /g;
1409
1410	$_
1411	}
1412
1413	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1414		1724
1415	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1416		1726
1417	=cut	1727	=cut
1418		1728
1419	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1420	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1421		1731
1422	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1423	$self->send ("ext " . cf::to_json \%msg);
1424	}	1733	}
1425		1734
1426	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1427		1736
1428	Sends an ext event to the client.	1737	Sends an ext event to the client.
1429		1738
1430	=cut	1739	=cut
1431		1740
1432	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1433	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1434		1743
1435	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1436	}	1745	}
1437		1746
1438	=head3 cf::region	1747	=head3 cf::region
1439		1748
1440	=over 4	1749	=over 4
…		…
1453	my ($path) = @_;	1762	my ($path) = @_;
1454		1763
1455	my ($match, $specificity);	1764	my ($match, $specificity);
1456		1765
1457	for my $region (list) {	1766	for my $region (list) {
1458	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1459	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1460	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1461	}	1770	}
1462	}	1771	}
1463		1772
…		…
1484	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1485	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1486		1795
1487	sub generate_random_map {	1796	sub generate_random_map {
1488	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
1489	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1490	$self->_create_random_map (	1802	$self->_create_random_map (
1491	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1492	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1493	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1494	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1495	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1496	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1497	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1583	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1584	return $self;	1896	return $self;
1585	}	1897	}
1586	}	1898	}
1587		1899
1588	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1589	()	1901	()
1590	}	1902	}
1591		1903
1592	sub init {	1904	sub init {
1593	my ($self) = @_;	1905	my ($self) = @_;
…		…
1615		1927
1616	# the temporary/swap location	1928	# the temporary/swap location
1617	sub save_path {	1929	sub save_path {
1618	my ($self) = @_;	1930	my ($self) = @_;
1619		1931
1620	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1621	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1622	}	1934	}
1623		1935
1624	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1625	sub uniq_path {	1937	sub uniq_path {
1626	my ($self) = @_;	1938	my ($self) = @_;
1627		1939
1628	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1629	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1630	}
1631
1632	# and all this just because we cannot iterate over
1633	# all maps in C++...
1634	sub change_all_map_light {
1635	my ($change) = @_;
1636
1637	$_->change_map_light ($change)
1638	for grep $_->outdoor, values %cf::MAP;
1639	}	1942	}
1640		1943
1641	sub decay_objects {	1944	sub decay_objects {
1642	my ($self) = @_;	1945	my ($self) = @_;
1643		1946
…		…
1656		1959
1657	sub load_header_from($) {	1960	sub load_header_from($) {
1658	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1659		1962
1660	utf8::encode $path;	1963	utf8::encode $path;
1661	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1662	# or return;
1663
1664	$self->_load_header ($path)
1665	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;
1666		1972
1667	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1668		1974
1669	1	1975	1
1670	}	1976	}
…		…
1724	sub find {	2030	sub find {
1725	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1726		2032
1727	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1728		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1729	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1730		2037
1731	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1732	my $guard = cf::lock_acquire "map_find:$path";
1733	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1734	or return;	2040	or return;
1735		2041
1736	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1737		2043
…		…
1739	or return;	2045	or return;
1740		2046
1741	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1742	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1743	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1744	$map->reset;	2052	$map->reset;
1745	undef $guard;
1746	return find $path;	2053	return find $path;
1747	}	2054	}
1748		2055
1749	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1750	}	2057	}
1751	}	2058	}
1752		2059
1753	sub pre_load { }	2060	sub pre_load { }
1754	sub post_load { }	2061	#sub post_load { } # XS
1755		2062
1756	sub load {	2063	sub load {
1757	my ($self) = @_;	2064	my ($self) = @_;
1758		2065
1759	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1760		2067
1761	my $path = $self->{path};	2068	my $path = $self->{path};
1762		2069
1763	{	2070	{
1764	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1765		2072
		2073	return unless $self->valid;
1766	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1767		2075
1768	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1769		2077
1770	$self->alloc;	2078	$self->alloc;
1771		2079
1772	$self->pre_load;	2080	$self->pre_load;
1773	Coro::cede;	2081	cf::cede_to_tick;
1774		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1775	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1776	or return;	2086	or return;
1777		2087
1778	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1779	if delete $self->{load_original};	2089	if delete $self->{load_original};
1780		2090
1781	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1782	utf8::encode $uniq;	2092	utf8::encode $uniq;
1783	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1784	$self->clear_unique_items;	2095	$self->clear_unique_items;
1785	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1786	}	2099	}
1787	}	2100	}
1788		2101
1789	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1790	# now do the right thing for maps	2105	# now do the right thing for maps
1791	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1792	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1793	unless $self->difficulty;	2108	unless $self->difficulty;
1794	Coro::cede;	2109	cf::cede_to_tick;
1795		2110
1796	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1797	$self->decay_objects;	2112	$self->decay_objects;
1798	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1799	$self->update_buttons;	2114	$self->update_buttons;
1800	Coro::cede;	2115	cf::cede_to_tick;
1801	$self->set_darkness_map;
1802	Coro::cede;
1803	$self->activate;	2116	$self->activate;
1804	}	2117	}
1805		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1806	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1807	}	2123	}
1808		2124
1809	$self->post_load;	2125	$self->post_load;
1810	}	2126	}
1811		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
1812	sub customise_for {	2131	sub customise_for {
1813	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1814		2133
1815	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1816	if $self->per_player;	2135	if $self->per_player;
…		…
1820		2139
1821	$self	2140	$self
1822	}	2141	}
1823		2142
1824	# 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
1825	sub load_diag {	2144	sub load_neighbours {
1826	my ($map) = @_;	2145	my ($map) = @_;
1827		2146
1828	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1829		2148
1830	for (0 .. 3) {	2149	for (0 .. 3) {
1831	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1832	or next;	2151	or next;
1833	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1834	or next;	2153	or next;
1835	$neigh->load;	2154	$neigh->load;
1836		2155
		2156	push @neigh,
1837	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1838	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1839	}	2159	}
1840		2160
1841	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1842	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1843	or next;	2164	or next;
1844	$neigh->load;	2165	$neigh->load;
1845	}	2166	}
1846	}	2167	}
1847		2168
…		…
1852	}	2173	}
1853		2174
1854	sub do_load_sync {	2175	sub do_load_sync {
1855	my ($map) = @_;	2176	my ($map) = @_;
1856		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1857	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1858	}	2182	}
1859		2183
1860	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1861	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1862		2186
1863	sub find_async {	2187	sub find_async {
1864	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1865		2189
1866	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1867		2191
1868	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1869	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1870	}	2194	}
1871		2195
1872	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1873	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1874	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1875	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1876	my $map = find $path	2203	if (my $map = find $k) {
1877	or next;
1878	$map->load;	2204	$map->load if $v;
		2205	}
1879		2206
1880	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1881	}	2208	}
1882	}	2209	}
1883	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1884	};	2211	};
1885	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1886		2213
1887	()	2214	()
1888	}	2215	}
1889		2216
		2217	# common code, used by both ->save and ->swapout
1890	sub save {	2218	sub _save {
1891	my ($self) = @_;	2219	my ($self) = @_;
1892
1893	my $lock = cf::lock_acquire "map_data:" . $self->path;
1894		2220
1895	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1896		2222
1897	return unless $self->dirty;	2223	return unless $self->dirty;
1898		2224
…		…
1904	return if $self->{deny_save};	2230	return if $self->{deny_save};
1905		2231
1906	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1907		2233
1908	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1909	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1910	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1911		2240
1912	if ($uniq) {	2241	if ($uniq) {
1913	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1914	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1915	} else {	2244	} else {
1916	$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);
1917	}	2246	}
1918	}	2247	}
1919		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
1920	sub swap_out {	2257	sub swap_out {
1921	my ($self) = @_;	2258	my ($self) = @_;
1922		2259
1923	# save first because save cedes
1924	$self->save;
1925
1926	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1927		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
1928	return if $self->players;	2264	return if $self->players;
1929	return if $self->in_memory != cf::MAP_IN_MEMORY;
1930	return if $self->{deny_save};
1931		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
1932	$self->clear;	2275	$self->clear;
1933	$self->in_memory (cf::MAP_SWAPPED);
1934	}	2276	}
1935		2277
1936	sub reset_at {	2278	sub reset_at {
1937	my ($self) = @_;	2279	my ($self) = @_;
1938		2280
…		…
1956		2298
1957	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
1958		2300
1959	return if $self->players;	2301	return if $self->players;
1960		2302
1961	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
1962		2304
1963	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
1964		2306
1965	# need to save uniques path	2307	# need to save uniques path
1966	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
1970	if $uniq;	2312	if $uniq;
1971	}	2313	}
1972		2314
1973	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
1974		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
1975	$self->clear;	2319	$self->clear;
1976
1977	$_->clear_links_to ($self) for values %cf::MAP;
1978		2320
1979	$self->unlink_save;	2321	$self->unlink_save;
1980	$self->destroy;	2322	$self->destroy;
1981	}	2323	}
1982		2324
1983	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
1984		2326
1985	sub nuke {	2327	sub nuke {
1986	my ($self) = @_;	2328	my ($self) = @_;
1987		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
1988	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
1989		2334
1990	$self->unlink_save;	2335	$self->unlink_save;
1991		2336
1992	bless $self, "cf::map";	2337	bless $self, "cf::map";
1993	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
1994	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
1995	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
1996	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1997		2342
1998	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
1999		2345
2000	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
2001	}	2347	}
2002		2348
2003	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2045		2391
2046	sub unique_maps() {	2392	sub unique_maps() {
2047	[	2393	[
2048	map {	2394	map {
2049	utf8::decode $_;	2395	utf8::decode $_;
2050	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2051	? normalise $_	2399	: normalise $_
2052	: ()
2053	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2054	]	2401	]
2055	}	2402	}
2056		2403
2057	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	}
2058		2435
2059	=back	2436	=back
2060		2437
2061	=head3 cf::object	2438	=head3 cf::object
2062		2439
…		…
2066		2443
2067	=over 4	2444	=over 4
2068		2445
2069	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2070		2447
2071	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.
2072		2450
2073	=cut	2451	=cut
2074		2452
2075	sub inv_recursive_;	2453	sub inv_recursive_;
2076	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2079		2457
2080	sub inv_recursive {	2458	sub inv_recursive {
2081	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2082	}	2460	}
2083		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
2084	package cf;	2490	package cf;
2085		2491
2086	=back	2492	=back
2087		2493
2088	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2094	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>
2095	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
2096	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2097		2503
2098	=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	};
2099		2519
2100	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2101	# with dialog boxes.	2521	# with dialog boxes.
2102	#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
2103	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2110		2530
2111	} else {	2531	} else {
2112	my $pl = $self->contr;	2532	my $pl = $self->contr;
2113		2533
2114	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2534	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2115	my $diag = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2116	$diag->{pl}->ext_reply (	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2117	$diag->{id},
2118	msgtype => "reply",
2119	msg => $diag->{pl}->expand_cfpod ($msg),
2120	add_topics => []
2121	);
2122		2537
2123	} else {	2538	} else {
2124	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2125	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2126	}	2541	}
2127	}	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 (@_);
2128	}	2553	}
2129		2554
2130	=item $player_object->may ("access")	2555	=item $player_object->may ("access")
2131		2556
2132	Returns wether the given player is authorized to access resource "access"	2557	Returns wether the given player is authorized to access resource "access"
…		…
2145		2570
2146	=item $player_object->enter_link	2571	=item $player_object->enter_link
2147		2572
2148	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}>).
2149		2574
2150	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.
2151	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.
2152		2579
2153	Will never block.	2580	Will never block.
2154		2581
2155	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2156		2583
…		…
2181	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2182		2609
2183	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2184	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2185		2612
2186	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2187	}	2614	}
2188		2615
2189	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2190	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2191		2618
…		…
2208	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2209	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2210		2637
2211	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2212	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2213	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2214		2641
2215	$map->load;	2642	$map->load;
2216	$map->load_diag;	2643	$map->load_neighbours;
2217		2644
2218	return unless $self->contr->active;	2645	return unless $self->contr->active;
2219	$self->activate_recursive;
2220		2646
2221	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2222	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
2223	}
2224		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
		2652	}
		2653
2225	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2226		2655
2227	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
2228	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2229	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
2230	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 >>.
2231		2664
2232	=cut	2665	=cut
2233		2666
2234	our $GOTOGEN;	2667	our $GOTOGEN;
2235		2668
2236	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
2237	my ($self, $path, $x, $y, $check) = @_;	2670	my ($self, $path, $x, $y, $check, $done) = @_;
2238		2671
2239	# 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
2240	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2241		2674
2242	$self->enter_link;	2675	$self->enter_link;
2243		2676
2244	(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
2245	my $map = eval {	2699	my $map = eval {
2246	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2247		2701
2248	if ($map) {	2702	if ($map) {
2249	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2250	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2251	} else {	2705	} else {
2252	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2253	}	2707	}
2254		2708
2255	$map	2709	$map
2256	};	2710	};
2257		2711
…		…
2262		2716
2263	if ($gen == $self->{_goto_generation}) {	2717	if ($gen == $self->{_goto_generation}) {
2264	delete $self->{_goto_generation};	2718	delete $self->{_goto_generation};
2265	$self->leave_link ($map, $x, $y);	2719	$self->leave_link ($map, $x, $y);
2266	}	2720	}
		2721
		2722	$done->() if $done;
2267	})->prio (1);	2723	})->prio (1);
2268	}	2724	}
2269		2725
2270	=item $player_object->enter_exit ($exit_object)	2726	=item $player_object->enter_exit ($exit_object)
2271		2727
…		…
2291	}	2747	}
2292		2748
2293	sub prepare_random_map {	2749	sub prepare_random_map {
2294	my ($exit) = @_;	2750	my ($exit) = @_;
2295		2751
2296	my $guard = cf::lock_acquire "exit_prepare:$exit";
2297
2298	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2299	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2300	# that depends on the exit object	2754	# that depends on the exit object
2301		2755
2302	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2304	if ($exit->map) {	2758	if ($exit->map) {
2305	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2306	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2307	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2308	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2309	}	2765	}
2310		2766
2311	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2312		2768
2313	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2314	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2315	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2316		2772
2317	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2318	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2319	undef $fh;	2775	undef $fh;
2320	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2321		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2322	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2323	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2324	}	2784	}
2325	}	2785	}
2326		2786
2327	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2328	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2329		2789
2330	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2331		2791
2332	if ($exit->slaying eq "/!") {
2333	#TODO: this should de-fi-ni-te-ly not be a sync-job
2334	# the problem is that $exit might not survive long enough
2335	# so it needs to be done right now, right here
2336	cf::sync_job { prepare_random_map $exit };
2337	}
2338
2339	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2340	my $hp = $exit->stats->hp;
2341	my $sp = $exit->stats->sp;
2342
2343	$self->enter_link;	2792	$self->enter_link;
2344		2793
2345	(async {	2794	(async {
2346	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2347	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
2348	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2349		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
2350	1;	2818	1
2351	}) {	2819	}) {
2352	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2353	. "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. "
2354	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2355	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2356		2824
2357	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2376		2844
2377	utf8::encode $text;	2845	utf8::encode $text;
2378	$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);
2379	}	2847	}
2380		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
2381	=item $client->send_msg ($color, $type, $msg, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2382		2875
2383	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
2384	client if neccessary. C<$type> should be a string identifying the type of	2877	client if neccessary. C<$type> should be a string identifying the type of
2385	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2386	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2387		2880
2388	=cut	2881	=cut
2389		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" => $CHAT_CHANNEL,
		2995	);
		2996
2390	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2391	my ($self, $color, $type, $msg, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2392		2999
2393	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2394		3002
2395	if ($self->can_msg) {	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2396	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2397	} else {
2398	# replace some tags by gcfclient-compatible ones
2399	for ($msg) {
2400	1 while
2401	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2402	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2403	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2404	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2405	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2406	}
2407		3004
2408	if ($color >= 0) {	3005	# check predefined channels, for the benefit of C
2409	if (0 && $msg =~ /\[/) {	3006	if ($CHANNEL{$channel}) {
2410	$self->send_packet ("drawextinfo $color 4 0 $msg")	3007	$channel = $CHANNEL{$channel};
2411	} else {	3008
2412	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3009	$self->ext_msg (channel_info => $channel);
2413	$self->send_packet ("drawinfo $color $msg")	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);
2414	}	3017	}
2415	}
2416	}
2417	}
2418		3018
		3019	$channel = $channel->{id};
		3020	}
		3021
		3022	return unless @extra || length $msg;
		3023
		3024	# default colour, mask it out
		3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3026	if $color & cf::NDI_DEF;
		3027
		3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
		3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3031	);
		3032
		3033	$self->send_big_packet ($pkt);
		3034	}
		3035
2419	=item $client->ext_event ($type, %msg)	3036	=item $client->ext_msg ($type, @msg)
2420		3037
2421	Sends an ext event to the client.	3038	Sends an ext event to the client.
2422		3039
2423	=cut	3040	=cut
2424		3041
2425	sub cf::client::ext_event($$%) {	3042	sub cf::client::ext_msg($$@) {
2426	my ($self, $type, %msg) = @_;	3043	my ($self, $type, @msg) = @_;
2427		3044
		3045	if ($self->extcmd == 2) {
		3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3047	} elsif ($self->extcmd == 1) { # TODO: remove
2428	$msg{msgtype} = "event_$type";	3048	push @msg, msgtype => "event_$type";
2429	$self->send_packet ("ext " . cf::to_json \%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	}
2430	}	3069	}
2431		3070
2432	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2433		3072
2434	Queues a query to the client, calling the given callback with	3073	Queues a query to the client, calling the given callback with
…		…
2457		3096
2458	1	3097	1
2459	}	3098	}
2460		3099
2461	cf::client->attach (	3100	cf::client->attach (
		3101	on_connect => sub {
		3102	my ($ns) = @_;
		3103
		3104	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3105	},
2462	on_reply => sub {	3106	on_reply => sub {
2463	my ($ns, $msg) = @_;	3107	my ($ns, $msg) = @_;
2464		3108
2465	# this weird shuffling is so that direct followup queries	3109	# this weird shuffling is so that direct followup queries
2466	# get handled first	3110	# get handled first
…		…
2481	}	3125	}
2482	},	3126	},
2483	on_exticmd => sub {	3127	on_exticmd => sub {
2484	my ($ns, $buf) = @_;	3128	my ($ns, $buf) = @_;
2485		3129
2486	my $msg = eval { from_json $buf };	3130	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2487		3131
2488	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
2489	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3140	if (my $cb = $EXTICMD{$type}) {
2490	if (my %reply = $cb->($ns, $msg)) {	3141	@reply = $cb->($ns, @payload);
2491	$reply{msgid} = $msg->{msgid};
2492	$ns->send ("ext " . cf::to_json \%reply);
2493	}
2494	}	3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
2495	} else {	3147	} else {
2496	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";
2497	}	3149	}
2498		3150
2499	cf::override;	3151	cf::override;
…		…
2521		3173
2522	$coro	3174	$coro
2523	}	3175	}
2524		3176
2525	cf::client->attach (	3177	cf::client->attach (
2526	on_destroy => sub {	3178	on_client_destroy => sub {
2527	my ($ns) = @_;	3179	my ($ns) = @_;
2528		3180
2529	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2530	},	3182	},
2531	);	3183	);
…		…
2546	our $safe = new Safe "safe";	3198	our $safe = new Safe "safe";
2547	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2548		3200
2549	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2550		3202
2551	$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	));
2552		3208
2553	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
2554		3210
2555	=pod	3211	=pod
2556		3212
2557	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2558		3214
2559	cf::object contr pay_amount pay_player map	3215	cf::object
		3216	contr pay_amount pay_player map x y force_find force_add destroy
		3217	insert remove name archname title slaying race decrease split
		3218	value
		3219
2560	cf::object::player player	3220	cf::object::player
2561	cf::player peaceful	3221	player
2562	cf::map trigger	3222
		3223	cf::player
		3224	peaceful
		3225
		3226	cf::map
		3227	trigger
2563		3228
2564	=cut	3229	=cut
2565		3230
2566	for (	3231	for (
2567	["cf::object" => qw(contr pay_amount pay_player map)],	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2568	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2569	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2570	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2571	) {	3238	) {
2572	no strict 'refs';	3239	no strict 'refs';
2573	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2574	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2592		3259
2593	my $qcode = $code;	3260	my $qcode = $code;
2594	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2595	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2596		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2597	local $_;	3267	local $_;
2598	local @safe::cf::_safe_eval_args = values %vars;
2599		3268
2600	my $eval =	3269	my $eval =
2601	"do {\n"	3270	"do {\n"
2602	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2603	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2604	. $code	3273	. $code
2605	. "\n}"	3274	. "\n}"
2606	;	3275	;
2607		3276
		3277	if ($CFG{safe_eval}) {
2608	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2609	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2610	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	}
2611		3286
2612	if ($@) {	3287	if ($@) {
2613	warn "$@";	3288	warn "$@";
2614	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2615	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2634	=cut	3309	=cut
2635		3310
2636	sub register_script_function {	3311	sub register_script_function {
2637	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2638		3313
2639	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2640	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2641	}	3316	}
2642		3317
2643	=back	3318	=back
2644		3319
2645	=cut	3320	=cut
…		…
2647	#############################################################################	3322	#############################################################################
2648	# the server's init and main functions	3323	# the server's init and main functions
2649		3324
2650	sub load_facedata($) {	3325	sub load_facedata($) {
2651	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;
2652		3333
2653	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2654		3335
2655	my $facedata;	3336	my $facedata;
2656	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2659	$facedata = Coro::Storable::thaw $facedata;	3340	$facedata = Coro::Storable::thaw $facedata;
2660		3341
2661	$facedata->{version} == 2	3342	$facedata->{version} == 2
2662	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2663		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
2664	{	3354	{
2665	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2666		3356
2667	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2668	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2669	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3360	cf::face::set_visibility $idx, $info->{visibility};
		3361	cf::face::set_magicmap $idx, $info->{magicmap};
2670	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2671	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2672	Coro::cede;	3364
		3365	cf::cede_to_tick;
2673	}	3366	}
2674		3367
2675	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2676	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2677	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2678	or next;	3372	or next;
		3373
2679	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
		3375	cf::face::set_smooth $idx, $smooth;
2680	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2681	} else {	3377	} else {
2682	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
2683	}	3379	}
2684	Coro::cede;	3380
		3381	cf::cede_to_tick;
2685	}	3382	}
2686	}	3383	}
2687		3384
2688	{	3385	{
2689	my $anims = $facedata->{animinfo};	3386	my $anims = $facedata->{animinfo};
2690		3387
2691	while (my ($anim, $info) = each %$anims) {	3388	while (my ($anim, $info) = each %$anims) {
2692	cf::anim::set $anim, $info->{frames}, $info->{facings};	3389	cf::anim::set $anim, $info->{frames}, $info->{facings};
2693	Coro::cede;	3390	cf::cede_to_tick;
2694	}	3391	}
2695		3392
2696	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2697	}	3394	}
2698		3395
		3396	{
		3397	my $res = $facedata->{resource};
		3398
		3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
		3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3402
		3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3404	cf::face::set_type $idx, $info->{type};
		3405	} else {
		3406	$RESOURCE{$name} = $info;
		3407	}
		3408
		3409	cf::cede_to_tick;
		3410	}
		3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3414
2699	1	3415	1
2700	}	3416	}
2701		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
2702	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
2703	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2704	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	}
2705	}	3468	}
2706		3469
2707	sub reload_facedata {	3470	sub reload_facedata {
2708	load_facedata "$DATADIR/facedata"	3471	load_facedata "$DATADIR/facedata"
2709	or die "unable to load facedata\n";	3472	or die "unable to load facedata\n";
2710	}	3473	}
2711		3474
2712	sub reload_archetypes {	3475	sub reload_archetypes {
2713	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
2714	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
2715	#d# NEED to laod twice to resolve forward references
2716	# this really needs to be done in an extra post-pass
2717	# (which needs to be synchronous, so solve it differently)
2718	load_resource_file "$DATADIR/archetypes"
2719	or die "unable to load archetypes\n";
2720	}	3478	}
2721		3479
2722	sub reload_treasures {	3480	sub reload_treasures {
2723	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
2724	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
2725	}	3483	}
2726		3484
2727	sub reload_resources {	3485	sub reload_resources {
2728	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2729		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2730	reload_regions;	3490	reload_regions;
2731	reload_facedata;
2732	#reload_archetypes;#d#
2733	reload_archetypes;
2734	reload_treasures;	3491	reload_treasures;
2735		3492
2736	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2737	}	3494	}
2738		3495
2739	sub init {	3496	sub reload_config {
2740	reload_resources;	3497	warn "reloading config file...\n";
2741	}
2742		3498
2743	sub cfg_load {
2744	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2745	or return;	3500	or return;
2746		3501
2747	local $/;	3502	local $/;
2748	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2749		3504
2750	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2751		3506
2752	$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};
2753	$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};
…		…
2757	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2758	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
2759	};	3514	};
2760	warn $@ if $@;	3515	warn $@ if $@;
2761	}	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;
2762	}	3547	}
2763		3548
2764	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
2765	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
2766	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
2767	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#
2768	(async {	3562	(async {
2769	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
2770	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
2771	};	3566	};
2772		3567
2773	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;
2774	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
2775	load_extensions;	3591	load_extensions;
2776		3592
2777	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
2778	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;
2779	}	3606	}
2780		3607
2781	#############################################################################	3608	#############################################################################
2782	# initialisation and cleanup	3609	# initialisation and cleanup
2783		3610
2784	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
2785	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
2786	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
2787	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2788	reentrant => 0,
2789	data => WF_AUTOCANCEL,
2790	signal => $signal,
2791	prio => 0,
2792	cb => sub {
2793	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
2794	},
2795	);	3617	};
2796	}	3618	}
2797	}	3619	}
2798		3620
2799	sub write_runtime {	3621	sub write_runtime_sync {
2800	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
2801		3623
2802	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
2803	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
2804		3626
2805	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2806		3628
2807	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
2808		3630
2809	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2810	or return;	3632	or return;
2811		3633
2812	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
2813	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
2814	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
2824	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
2825		3647
2826	close $fh	3648	close $fh
2827	or return;	3649	or return;
2828		3650
2829	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2830	and return;	3652	and return;
2831		3653
2832	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2833		3655
2834	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 };
2835	}	3707	}
2836		3708
2837	sub emergency_save() {	3709	sub emergency_save() {
2838	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
2839		3711
2840	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
2841		3713
2842	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
2843	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
2844	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
2845	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
2846	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
2847	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
2848	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
2849	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2850	$pl->save;	3728	$pl->save;
2851	}	3729	}
2852	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
2853		3731
2854	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
2855	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
2856	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
2857	$map->valid or next;	3735	$map->valid or next;
2858	$map->save;	3736	$map->save;
2859	}	3737	}
2860	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
2861		3739
2862	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
2863	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
2864	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";
2865	};	3747	};
2866		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
2867	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
2868	}	3755	}
2869		3756
2870	sub post_cleanup {	3757	sub post_cleanup {
2871	my ($make_core) = @_;	3758	my ($make_core) = @_;
2872		3759
2873	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
2874	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	}
2875	}	3790	}
2876		3791
2877	sub do_reload_perl() {	3792	sub do_reload_perl() {
2878	# can/must only be called in main	3793	# can/must only be called in main
2879	if ($Coro::current != $Coro::main) {	3794	if ($Coro::current != $Coro::main) {
2880	warn "can only reload from main coroutine";	3795	warn "can only reload from main coroutine";
2881	return;	3796	return;
2882	}	3797	}
2883		3798
		3799	return if $RELOAD++;
		3800
		3801	my $t1 = AE::time;
		3802
		3803	while ($RELOAD) {
2884	warn "reloading...";	3804	warn "reloading...";
2885		3805
2886	warn "entering sync_job";	3806	warn "entering sync_job";
2887		3807
2888	cf::sync_job {	3808	cf::sync_job {
2889	cf::write_runtime; # external watchdog should not bark	3809	cf::write_runtime_sync; # external watchdog should not bark
2890	cf::emergency_save;	3810	cf::emergency_save;
2891	cf::write_runtime; # external watchdog should not bark	3811	cf::write_runtime_sync; # external watchdog should not bark
2892		3812
2893	warn "syncing database to disk";	3813	warn "syncing database to disk";
2894	BDB::db_env_txn_checkpoint $DB_ENV;	3814	BDB::db_env_txn_checkpoint $DB_ENV;
2895		3815
2896	# if anything goes wrong in here, we should simply crash as we already saved	3816	# if anything goes wrong in here, we should simply crash as we already saved
2897		3817
2898	warn "cancelling all WF_AUTOCANCEL watchers";
2899	for (Event::all_watchers) {
2900	$_->cancel if $_->data & WF_AUTOCANCEL;
2901	}
2902
2903	warn "flushing outstanding aio requests";	3818	warn "flushing outstanding aio requests";
2904	for (;;) {
2905	BDB::flush;
2906	IO::AIO::flush;
2907	Coro::cede;
2908	last unless IO::AIO::nreqs || BDB::nreqs;	3819	while (IO::AIO::nreqs || BDB::nreqs) {
2909	warn "iterate...";	3820	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2910	}
2911
2912	++$RELOAD;
2913
2914	warn "cancelling all extension coros";
2915	$_->cancel for values %EXT_CORO;
2916	%EXT_CORO = ();
2917
2918	warn "removing commands";
2919	%COMMAND = ();
2920
2921	warn "removing ext/exti commands";
2922	%EXTCMD = ();
2923	%EXTICMD = ();
2924
2925	warn "unloading/nuking all extensions";
2926	for my $pkg (@EXTS) {
2927	warn "... unloading $pkg";
2928
2929	if (my $cb = $pkg->can ("unload")) {
2930	eval {
2931	$cb->($pkg);
2932	1
2933	} or warn "$pkg unloaded, but with errors: $@";
2934	}	3821	}
2935		3822
2936	warn "... nuking $pkg";	3823	warn "cancelling all extension coros";
2937	Symbol::delete_package $pkg;	3824	$_->cancel for values %EXT_CORO;
2938	}	3825	%EXT_CORO = ();
2939		3826
2940	warn "unloading all perl modules loaded from $LIBDIR";	3827	warn "removing commands";
2941	while (my ($k, $v) = each %INC) {	3828	%COMMAND = ();
2942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2943		3829
		3830	warn "removing ext/exti commands";
		3831	%EXTCMD = ();
		3832	%EXTICMD = ();
		3833
		3834	warn "unloading/nuking all extensions";
		3835	for my $pkg (@EXTS) {
2944	warn "... unloading $k";	3836	warn "... unloading $pkg";
2945	delete $INC{$k};
2946		3837
2947	$k =~ s/\.pm$//;
2948	$k =~ s/\//::/g;
2949
2950	if (my $cb = $k->can ("unload_module")) {	3838	if (my $cb = $pkg->can ("unload")) {
		3839	eval {
2951	$cb->();	3840	$cb->($pkg);
		3841	1
		3842	} or warn "$pkg unloaded, but with errors: $@";
		3843	}
		3844
		3845	warn "... clearing $pkg";
		3846	clear_package $pkg;
2952	}	3847	}
2953		3848
2954	Symbol::delete_package $k;	3849	warn "unloading all perl modules loaded from $LIBDIR";
		3850	while (my ($k, $v) = each %INC) {
		3851	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3852
		3853	warn "... unloading $k";
		3854	delete $INC{$k};
		3855
		3856	$k =~ s/\.pm$//;
		3857	$k =~ s/\//::/g;
		3858
		3859	if (my $cb = $k->can ("unload_module")) {
		3860	$cb->();
		3861	}
		3862
		3863	clear_package $k;
2955	}	3864	}
2956		3865
2957	warn "getting rid of safe::, as good as possible";	3866	warn "getting rid of safe::, as good as possible";
2958	Symbol::delete_package "safe::$_"	3867	clear_package "safe::$_"
2959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3868	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2960		3869
2961	warn "unloading cf.pm \"a bit\"";	3870	warn "unloading cf.pm \"a bit\"";
2962	delete $INC{"cf.pm"};	3871	delete $INC{"cf.pm"};
2963	delete $INC{"cf/pod.pm"};	3872	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2964		3873
2965	# don't, removes xs symbols, too,	3874	# don't, removes xs symbols, too,
2966	# and global variables created in xs	3875	# and global variables created in xs
2967	#Symbol::delete_package __PACKAGE__;	3876	#clear_package __PACKAGE__;
2968		3877
2969	warn "unload completed, starting to reload now";	3878	warn "unload completed, starting to reload now";
2970		3879
2971	warn "reloading cf.pm";	3880	warn "reloading cf.pm";
2972	require cf;	3881	require cf;
2973	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3882	cf::_connect_to_perl_1;
2974		3883
2975	warn "loading config and database again";	3884	warn "loading config and database again";
2976	cf::cfg_load;	3885	cf::reload_config;
2977		3886
2978	warn "loading extensions";	3887	warn "loading extensions";
2979	cf::load_extensions;	3888	cf::load_extensions;
2980		3889
		3890	if ($REATTACH_ON_RELOAD) {
2981	warn "reattaching attachments to objects/players";	3891	warn "reattaching attachments to objects/players";
2982	_global_reattach; # objects, sockets	3892	_global_reattach; # objects, sockets
2983	warn "reattaching attachments to maps";	3893	warn "reattaching attachments to maps";
2984	reattach $_ for values %MAP;	3894	reattach $_ for values %MAP;
2985	warn "reattaching attachments to players";	3895	warn "reattaching attachments to players";
2986	reattach $_ for values %PLAYER;	3896	reattach $_ for values %PLAYER;
		3897	}
2987		3898
		3899	warn "running post_init jobs";
		3900	(pop @POST_INIT)->(1) while @POST_INIT;
		3901
2988	warn "leaving sync_job";	3902	warn "leaving sync_job";
2989		3903
2990	1	3904	1
2991	} or do {	3905	} or do {
2992	warn $@;	3906	warn $@;
2993	warn "error while reloading, exiting.";	3907	cf::cleanup "error while reloading, exiting.";
2994	exit 1;
2995	};	3908	};
2996		3909
2997	warn "reloaded";	3910	warn "reloaded";
		3911	--$RELOAD;
		3912	}
		3913
		3914	$t1 = AE::time - $t1;
		3915	warn "reload completed in ${t1}s\n";
2998	};	3916	};
2999		3917
3000	our $RELOAD_WATCHER; # used only during reload	3918	our $RELOAD_WATCHER; # used only during reload
3001		3919
3002	sub reload_perl() {	3920	sub reload_perl() {
3003	# doing reload synchronously and two reloads happen back-to-back,	3921	# doing reload synchronously and two reloads happen back-to-back,
3004	# coro crashes during coro_state_free->destroy here.	3922	# coro crashes during coro_state_free->destroy here.
3005		3923
3006	$RELOAD_WATCHER ||= Event->timer (	3924	$RELOAD_WATCHER ||= cf::async {
3007	reentrant => 0,	3925	Coro::AIO::aio_wait cache_extensions;
3008	after => 0,	3926
3009	data => WF_AUTOCANCEL,	3927	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3010	cb => sub {
3011	do_reload_perl;	3928	do_reload_perl;
3012	undef $RELOAD_WATCHER;	3929	undef $RELOAD_WATCHER;
3013	},	3930	};
3014	);	3931	};
3015	}	3932	}
3016		3933
3017	register_command "reload" => sub {	3934	register_command "reload" => sub {
3018	my ($who, $arg) = @_;	3935	my ($who, $arg) = @_;
3019		3936
3020	if ($who->flag (FLAG_WIZ)) {	3937	if ($who->flag (FLAG_WIZ)) {
3021	$who->message ("reloading server.");	3938	$who->message ("reloading server.");
		3939	async {
		3940	$Coro::current->{desc} = "perl_reload";
3022	async { reload_perl };	3941	reload_perl;
		3942	};
3023	}	3943	}
3024	};	3944	};
3025		3945
3026	unshift @INC, $LIBDIR;	3946	unshift @INC, $LIBDIR;
3027		3947
…		…
3029		3949
3030	our @WAIT_FOR_TICK;	3950	our @WAIT_FOR_TICK;
3031	our @WAIT_FOR_TICK_BEGIN;	3951	our @WAIT_FOR_TICK_BEGIN;
3032		3952
3033	sub wait_for_tick {	3953	sub wait_for_tick {
3034	return unless $TICK_WATCHER->is_active;
3035	return if $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3036		3955
3037	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3038	push @WAIT_FOR_TICK, $signal;	3957	push @WAIT_FOR_TICK, $signal;
3039	$signal->wait;	3958	$signal->wait;
3040	}	3959	}
3041		3960
3042	sub wait_for_tick_begin {	3961	sub wait_for_tick_begin {
3043	return unless $TICK_WATCHER->is_active;
3044	return if $Coro::current == $Coro::main;	3962	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3045		3963
3046	my $signal = new Coro::Signal;	3964	my $signal = new Coro::Signal;
3047	push @WAIT_FOR_TICK_BEGIN, $signal;	3965	push @WAIT_FOR_TICK_BEGIN, $signal;
3048	$signal->wait;	3966	$signal->wait;
3049	}	3967	}
3050		3968
3051	my $min = 1e6;#d#	3969	sub tick {
3052	my $avg = 10;
3053	$TICK_WATCHER = Event->timer (
3054	reentrant => 0,
3055	parked => 1,
3056	prio => 0,
3057	at => $NEXT_TICK || $TICK,
3058	data => WF_AUTOCANCEL,
3059	cb => sub {
3060	if ($Coro::current != $Coro::main) {	3970	if ($Coro::current != $Coro::main) {
3061	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3971	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3062	unless ++$bug_warning > 10;	3972	unless ++$bug_warning > 10;
3063	return;	3973	return;
3064	}	3974	}
3065		3975
3066	$NOW = $tick_start = Event::time;
3067
3068	cf::server_tick; # one server iteration	3976	cf::server_tick; # one server iteration
3069		3977
3070	0 && sync_job {#d#	3978	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3071	for(1..10) {
3072	my $t = Event::time;
3073	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3074	or die;
3075		3979
3076	$map->width (50);	3980	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3077	$map->height (50);	3981	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3078	$map->alloc;	3982	Coro::async_pool {
3079	$map->_load_objects ("/tmp/x.map", 1);	3983	$Coro::current->{desc} = "runtime saver";
3080	my $t = Event::time - $t;	3984	write_runtime_sync
3081		3985	or warn "ERROR: unable to write runtime file: $!";
3082	#next unless $t < 0.0013;#d#
3083	if ($t < $min) {
3084	$min = $t;
3085	}
3086	$avg = $avg * 0.99 + $t * 0.01;
3087	}
3088	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3089	exit 0;
3090	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3091	};	3986	};
		3987	}
3092		3988
3093	$RUNTIME += $TICK;
3094	$NEXT_TICK += $TICK;
3095
3096	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3097	$NEXT_RUNTIME_WRITE = $NOW + 10;
3098	Coro::async_pool {
3099	write_runtime
3100	or warn "ERROR: unable to write runtime file: $!";
3101	};
3102	}
3103
3104	# my $AFTER = Event::time;
3105	# warn $AFTER - $NOW;#d#
3106
3107	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3989	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3108	$sig->send;	3990	$sig->send;
3109	}	3991	}
3110	while (my $sig = shift @WAIT_FOR_TICK) {	3992	while (my $sig = shift @WAIT_FOR_TICK) {
3111	$sig->send;	3993	$sig->send;
3112	}	3994	}
3113		3995
3114	$NOW = Event::time;	3996	$LOAD = ($NOW - $TICK_START) / $TICK;
3115
3116	# if we are delayed by four ticks or more, skip them all
3117	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3118
3119	$TICK_WATCHER->at ($NEXT_TICK);
3120	$TICK_WATCHER->start;
3121
3122	$LOAD = ($NOW - $tick_start) / $TICK;
3123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3997	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3124		3998
3125	_post_tick;	3999	if (0) {
3126		4000	if ($NEXT_TICK) {
3127		4001	my $jitter = $TICK_START - $NEXT_TICK;
		4002	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4003	warn "jitter $JITTER\n";#d#
		4004	}
3128	},	4005	}
3129	);	4006	}
3130		4007
3131	{	4008	{
3132	BDB::max_poll_time $TICK * 0.1;	4009	# configure BDB
3133	$BDB_POLL_WATCHER = Event->io (	4010
3134	reentrant => 0,
3135	fd => BDB::poll_fileno,
3136	poll => 'r',
3137	prio => 0,
3138	data => WF_AUTOCANCEL,
3139	cb => \&BDB::poll_cb,
3140	);
3141	BDB::min_parallel 8;	4011	BDB::min_parallel 16;
3142		4012	BDB::max_poll_reqs $TICK * 0.1;
3143	BDB::set_sync_prepare {	4013	$AnyEvent::BDB::WATCHER->priority (1);
3144	my $status;
3145	my $current = $Coro::current;
3146	(
3147	sub {
3148	$status = $!;
3149	$current->ready; undef $current;
3150	},
3151	sub {
3152	Coro::schedule while defined $current;
3153	$! = $status;
3154	},
3155	)
3156	};
3157		4014
3158	unless ($DB_ENV) {	4015	unless ($DB_ENV) {
3159	$DB_ENV = BDB::db_env_create;	4016	$DB_ENV = BDB::db_env_create;
		4017	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4018	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4019	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4020	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4021	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3160		4022
3161	cf::sync_job {	4023	cf::sync_job {
3162	eval {	4024	eval {
3163	BDB::db_env_open	4025	BDB::db_env_open
3164	$DB_ENV,	4026	$DB_ENV,
…		…
3166	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4028	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3167	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4029	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3168	0666;	4030	0666;
3169		4031
3170	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4032	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3171
3172	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3173	$DB_ENV->set_lk_detect;
3174	};	4033	};
3175		4034
3176	cf::cleanup "db_env_open(db): $@" if $@;	4035	cf::cleanup "db_env_open(db): $@" if $@;
3177	};	4036	};
3178	}	4037	}
		4038
		4039	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4040	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4041	};
		4042	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4043	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4044	};
		4045	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4046	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4047	};
3179	}	4048	}
3180		4049
3181	{	4050	{
		4051	# configure IO::AIO
		4052
3182	IO::AIO::min_parallel 8;	4053	IO::AIO::min_parallel 8;
3183
3184	undef $Coro::AIO::WATCHER;
3185	IO::AIO::max_poll_time $TICK * 0.1;	4054	IO::AIO::max_poll_time $TICK * 0.1;
3186	$AIO_POLL_WATCHER = Event->io (	4055	undef $AnyEvent::AIO::WATCHER;
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	fd => IO::AIO::poll_fileno,
3190	poll => 'r',
3191	prio => 6,
3192	cb => \&IO::AIO::poll_cb,
3193	);
3194	}	4056	}
3195		4057
3196	my $_log_backtrace;	4058	my $_log_backtrace;
3197		4059
3198	sub _log_backtrace {	4060	sub _log_backtrace {
…		…
3201	$msg =~ s/\n//;	4063	$msg =~ s/\n//;
3202		4064
3203	# limit the # of concurrent backtraces	4065	# limit the # of concurrent backtraces
3204	if ($_log_backtrace < 2) {	4066	if ($_log_backtrace < 2) {
3205	++$_log_backtrace;	4067	++$_log_backtrace;
		4068	my $perl_bt = Carp::longmess $msg;
3206	async {	4069	async {
		4070	$Coro::current->{desc} = "abt $msg";
		4071
3207	my @bt = fork_call {	4072	my @bt = fork_call {
3208	@addr = map { sprintf "%x", $_ } @addr;	4073	@addr = map { sprintf "%x", $_ } @addr;
3209	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4074	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3210	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4075	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3211	or die "addr2line: $!";	4076	or die "addr2line: $!";
…		…
3219	}	4084	}
3220		4085
3221	@funcs	4086	@funcs
3222	};	4087	};
3223		4088
3224	LOG llevInfo, "[ABT] $msg\n";	4089	LOG llevInfo, "[ABT] $perl_bt\n";
		4090	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3225	LOG llevInfo, "[ABT] $_\n" for @bt;	4091	LOG llevInfo, "[ABT] $_\n" for @bt;
3226	--$_log_backtrace;	4092	--$_log_backtrace;
3227	};	4093	};
3228	} else {	4094	} else {
3229	LOG llevInfo, "[ABT] $msg\n";	4095	LOG llevInfo, "[ABT] $msg\n";
3230	LOG llevInfo, "[ABT] [suppressed]\n";	4096	LOG llevInfo, "[ABT] [suppressed]\n";
3231	}	4097	}
3232	}	4098	}
3233		4099
3234	# load additional modules	4100	# load additional modules
3235	use cf::pod;	4101	require "cf/$_.pm" for @EXTRA_MODULES;
		4102	cf::_connect_to_perl_2;
3236		4103
3237	END { cf::emergency_save }	4104	END { cf::emergency_save }
3238		4105
3239	1	4106	1
3240		4107

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