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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.521 by root, Fri Apr 16 23:28:42 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
		55	use JSON::XS 2.01 ();
25	use BDB ();	56	use BDB ();
26	use Data::Dumper;	57	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	58	use Fcntl;
29	use YAML::Syck ();	59	use YAML::XS ();
30	use IO::AIO 2.32 ();	60	use IO::AIO ();
31	use Time::HiRes;	61	use Time::HiRes;
32	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
33		66
34	# configure various modules to our taste	67	# configure various modules to our taste
35	#	68	#
36	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
37	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";
38	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
39		77
40	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
41		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		80
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		82
49	our %COMMAND = ();	83	our %COMMAND = ();
50	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
53	our %EXTCMD = ();	87	our %EXTCMD = ();
54	our %EXTICMD = ();	88	our %EXTICMD = ();
55	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
56	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
57		91
58	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
59	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
60		96
61	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
62	our $DATADIR = datadir;	98	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
66	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
71	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;
72		115
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	118	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
81	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
83		127
84	our %CFG;	128	our %CFG;
85		129
86	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
88		133
89	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
92		137
93	# 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 ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		140
96	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)
97	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
98	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 $REALLY_UNLOOP; # never set to true, please :)
99		150
100	binmode STDOUT;	151	binmode STDOUT;
101	binmode STDERR;	152	binmode STDERR;
102		153
103	# read virtual server time, if available	154	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
108	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
109		162
110	mkdir $_	163	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
112		165
113	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
114		167
115	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::"} };
116		180
117	#############################################################################	181	#############################################################################
118		182
119	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
120		184
…		…
156		220
157	The raw value load value from the last tick.	221	The raw value load value from the last tick.
158		222
159	=item %cf::CFG	223	=item %cf::CFG
160		224
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	226	from wherever your confdir points to.
163		227
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		229
166	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
167	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
168	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.
169		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
170	=back	246	=back
171		247
172	=cut	248	=cut
173		249
174	BEGIN {	250	$Coro::State::WARNHOOK = sub {
175	*CORE::GLOBAL::warn = sub {
176	my $msg = join "", @_;	251	my $msg = join "", @_;
177		252
178	$msg .= "\n"	253	$msg .= "\n"
179	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
180		255
181	$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;
182		257
183	utf8::encode $msg;
184	LOG llevError, $msg;	258	LOG llevError, $msg;
185	};	259	};
186	}	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	};
187		274
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	285	for my $pkg (qw(
199	cf::global cf::attachable	286	cf::global cf::attachable
200	cf::object cf::object::player	287	cf::object cf::object::player
201	cf::client cf::player	288	cf::client cf::player
202	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
203	cf::map cf::party cf::region	291	cf::party cf::region
204	)) {	292	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	294	}
208		295
209	$Event::DIED = sub {	296	$EV::DIED = sub {
210	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
211	};	298	};
212		299
213	#############################################################################	300	#############################################################################
214		301
215	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
237	$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;
238	$d	325	$d
239	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
240	}	327	}
241		328
242	use JSON::XS ();
243
244	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
245		330
246	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
247		332
248	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
249		334
250	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
251		336
252	=cut	337	=cut
253		338
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		340
256	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
258		357
259	=item cf::lock_wait $string	358	=item cf::lock_wait $string
260		359
261	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
262		361
263	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
264		363
265	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
268	returned.	367	returned.
269		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
270	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
272		374
273	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
274		376
275	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
276		378
277	=cut	379	=cut
278		380
279	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
280		382
281	sub lock_wait($) {	383	sub lock_wait($) {
282	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	385	}
290		386
291	sub lock_acquire($) {	387	sub lock_acquire($) {
292	my ($key) = @_;	388	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	389	}
304		390
305	sub lock_active($) {	391	sub lock_active($) {
306	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	393	}
310		394
311	sub freeze_mainloop {	395	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
313		397
314	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
316	};	465	}
317	$TICK_WATCHER->stop;	466	};
318	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
319	}	481	}
320		482
321	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
322		484
323	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		490
329	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
330		492
331	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
332		494
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	498	acceptable.
337		499
338	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		506
345	sub sync_job(&) {	507	sub sync_job(&) {
346	my ($job) = @_;	508	my ($job) = @_;
347		509
348	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	511	my $time = AE::time;
350		512
351	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
353		515
354	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	517
356	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
357		519
358	my $busy = 1;	520	my $busy = 1;
359	my @res;	521	my @res;
360		522
361	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	525	@res = eval { $job->() };
363	warn $@ if $@;	526	warn $@ if $@;
364	undef $busy;	527	undef $busy;
365	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
366		529
367	while ($busy) {	530	while ($busy) {
368	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
369	}	535	}
		536	}
370		537
371	$time = Event::time - $time;	538	my $time = AE::time - $time;
372		539
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
377		541
378	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
379	} else {	543	} else {
380	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
381		545
…		…
406	=item fork_call { }, $args	570	=item fork_call { }, $args
407		571
408	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
412		576
413	=cut	577	=cut
414		578
415	sub fork_call(&@) {	579	sub fork_call(&@) {
416	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
417		581
418	# 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,
419	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		585
423	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
424	close $fh2;
425
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	587	reset_signals;
436	local $SIG{__WARN__};	588	&$cb
437	local $SIG{__DIE__};	589	}, @args;
438	eval {
439	close $fh1;
440		590
441	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	592	}
443	};
444		593
445	warn $@ if $@;	594	sub objinfo {
446	_exit 0;
447	}	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
448	}	630	}
449		631
450	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
451		633
452	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
455		637
456	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
457	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).
458		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
459	=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	}
460		664
461	our $DB;	665	our $DB;
462		666
463	sub db_init {	667	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	668	cf::sync_job {
468	eval {	669	$DB ||= db_table "db";
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}	670	};
478	}	671	}
479		672
480	sub db_get($$) {	673	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
482		675
…		…
532	if (1) {	725	if (1) {
533	$md5 =	726	$md5 =
534	join "\x00",	727	join "\x00",
535	$processversion,	728	$processversion,
536	map {	729	map {
537	Coro::cede;	730	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	732	} 0.. $#$src;
540		733
541		734
542	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
580		773
581	#############################################################################	774	#############################################################################
582		775
583	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
584		777
585	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
586	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")
587	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
588		781
589	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>
590	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
591	Crossfire TRT).	784	Deliantra).
592		785
593	=over 4	786	=over 4
594		787
595	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
596		789
…		…
640	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
641		834
642	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
643	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
644		837
645	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
646	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.
647		840
648	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
649		842
650	=over 4	843	=over 4
…		…
848	";	1041	";
849	die if $@;	1042	die if $@;
850	}	1043	}
851		1044
852	our $override;	1045	our $override;
853	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?
854		1047
855	sub override {	1048	sub override {
856	$override = 1;	1049	$override = 1;
857	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
858	}	1051	}
859		1052
860	sub do_invoke {	1053	sub do_invoke {
861	my $event = shift;	1054	my $event = shift;
862	my $callbacks = shift;	1055	my $callbacks = shift;
863		1056
864	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
865		1058
866	local $override;	1059	local $override;
867		1060
868	for (@$callbacks) {	1061	for (@$callbacks) {
869	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
878	}	1071	}
879		1072
880	0	1073	0
881	}	1074	}
882		1075
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1077
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1079
887	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
888		1081
889	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
890	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
891	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1085
893	=back	1086	=back
894		1087
895	=cut	1088	=cut
896		1089
897	#############################################################################	1090	#############################################################################
898	# 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	}
899		1134
900	sub reattach {	1135	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1137	my ($obj) = @_;
903		1138
		1139	# no longer needed after getting rid of delete_package?
904	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
905		1141
906	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
907		1143
908	@$registry = ();	1144	@$registry = ();
909		1145
…		…
924	cf::attachable->attach (	1160	cf::attachable->attach (
925	prio => -1000000,	1161	prio => -1000000,
926	on_instantiate => sub {	1162	on_instantiate => sub {
927	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
928		1164
929	$data = from_json $data;	1165	$data = decode_json $data;
930		1166
931	for (@$data) {	1167	for (@$data) {
932	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
933		1169
934	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1186	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
952		1188
953	sync_job {	1189	sync_job {
954	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
957		1194
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	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	}
962	close $fh;	1202	aio_close $fh;
963		1203
964	if (@$objs) {	1204	if (@$objs) {
965	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) {
966	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
969	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	}
970	close $fh;	1213	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
972	}	1215	}
973	} else {	1216	} else {
974	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
975	}	1218	}
976		1219
977	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
978	} else {	1224	} else {
979	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
980	}	1226	}
981	} else {	1227	} else {
982	aio_unlink $filename;	1228	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
984	}	1230	}
985	}	1231	};
986	}	1232	}
987		1233
988	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
990		1236
…		…
1002	or return;	1248	or return;
1003		1249
1004	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1252	or return;
		1253
1007	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1008	}	1256	}
1009		1257
		1258	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1012	return ($data, $av);	1262	($data, $av)
1013	}	1263	}
1014		1264
1015	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1016		1266
1017	=over 4	1267	=over 4
…		…
1071	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1072		1322
1073	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1074	}	1324	}
1075		1325
		1326	use File::Glob ();
		1327
1076	cf::player->attach (	1328	cf::player->attach (
1077	on_command => sub {	1329	on_unknown_command => sub {
1078	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1079		1331
1080	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1081	or return;	1333	or return;
1082		1334
…		…
1087	cf::override;	1339	cf::override;
1088	},	1340	},
1089	on_extcmd => sub {	1341	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1091		1343
1092	my $msg = eval { from_json $buf };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1345
1094	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
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1100	} else {	1361	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1363	}
1103		1364
1104	cf::override;	1365	cf::override;
1105	},	1366	},
1106	);	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	}
1107		1381
1108	sub load_extensions {	1382	sub load_extensions {
1109	cf::sync_job {	1383	cf::sync_job {
1110	my %todo;	1384	my %todo;
1111		1385
…		…
1131		1405
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1408
1135	$ext{source} =	1409	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1137	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1138	. $source	1412	. $source
1139	. "\n};\n1";	1413	. "\n};\n1";
1140		1414
1141	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1142	}	1416	}
1143		1417
		1418	my $pass = 0;
1144	my %done;	1419	my %done;
1145	while (%todo) {	1420	while (%todo) {
1146	my $progress;	1421	my $progress;
1147		1422
		1423	++$pass;
		1424
		1425	ext:
1148	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1149	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1150	goto skip	1428	next ext
1151	unless exists $done{$_};	1429	unless exists $done{$_};
1152	}	1430	}
1153		1431
1154	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1155		1433
1156	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1157	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1158	: "$v->{base}: extension inactive.\n";
1159		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1160	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1161	warn $msg;	1441
1162	warn "mandatory extension failed to load, exiting.\n";	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1163	exit 1;	1443	delete $todo{$k};
1164	}	1444	} else {
1165		1445	$done{$k} = delete $todo{$k};
1166	warn $msg;	1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1167	}	1451	}
1168
1169	$done{$k} = delete $todo{$k};
1170	push @EXTS, $v->{pkg};
1171	$progress = 1;
1172	}	1452	}
1173		1453
1174	skip:	1454	unless ($progress) {
1175	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1176	unless $progress;	1456
		1457	while (my ($k, $v) = each %todo) {
		1458	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1459	if exists $v->{meta}{mandatory};
		1460	}
		1461	}
1177	}	1462	}
1178	};	1463	};
1179	}	1464	}
1180		1465
1181	#############################################################################	1466	#############################################################################
1182		1467
1183	=back	1468	=back
1184		1469
1185	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1186		1471
1187	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1188		1473
1189	=cut	1474	=cut
1190		1475
1191	package cf::player;	1476	package cf::player;
1192		1477
1193	use Coro::AIO;	1478	use Coro::AIO;
1194		1479
1195	=head3 cf::player	1480	=head3 cf::player
1196		1481
1197	=over 4	1482	=over 4
		1483
		1484	=item cf::player::num_playing
		1485
		1486	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1487
		1488	=cut
		1489
		1490	sub num_playing {
		1491	scalar grep
		1492	$_->ob->map
		1493	&& !$_->hidden
		1494	&& !$_->ob->flag (cf::FLAG_WIZ),
		1495	cf::player::list
		1496	}
1198		1497
1199	=item cf::player::find $login	1498	=item cf::player::find $login
1200		1499
1201	Returns the given player object, loading it if necessary (might block).	1500	Returns the given player object, loading it if necessary (might block).
1202		1501
…		…
1221		1520
1222	sub exists($) {	1521	sub exists($) {
1223	my ($login) = @_;	1522	my ($login) = @_;
1224		1523
1225	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1226	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1227	}	1526	}
1228		1527
1229	sub find($) {	1528	sub find($) {
1230	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1231	my $login = $_[0];	1530	my $login = $_[0];
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1537	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1538	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1539	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1540	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1541
1243	my $pl = load_pl path $login	1542	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1543	or return;
		1544
		1545	my $pl = cf::player::load_pl $f
		1546	or return;
		1547
		1548	local $cf::PLAYER_LOADING{$login} = $pl;
		1549	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1246	}	1551	}
1247	}	1552	}
1248	}	1553	}
		1554
		1555	cf::player->attach (
		1556	on_load => sub {
		1557	my ($pl, $path) = @_;
		1558
		1559	# restore slots saved in save, below
		1560	my $slots = delete $pl->{_slots};
		1561
		1562	$pl->ob->current_weapon ($slots->[0]);
		1563	$pl->combat_ob ($slots->[1]);
		1564	$pl->ranged_ob ($slots->[2]);
		1565	},
		1566	);
1249		1567
1250	sub save($) {	1568	sub save($) {
1251	my ($pl) = @_;	1569	my ($pl) = @_;
1252		1570
1253	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
…		…
1258	return if $pl->{deny_save};	1576	return if $pl->{deny_save};
1259		1577
1260	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
1262		1580
		1581	cf::get_slot 0.01;
		1582
		1583	# save slots, to be restored later
		1584	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1585
1263	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1264	Coro::cede;	1587	cf::cede_to_tick;
1265	}	1588	}
1266		1589
1267	sub new($) {	1590	sub new($) {
1268	my ($login) = @_;	1591	my ($login) = @_;
1269		1592
…		…
1275	$cf::PLAYER{$login} = $self;	1598	$cf::PLAYER{$login} = $self;
1276		1599
1277	$self	1600	$self
1278	}	1601	}
1279		1602
		1603	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1604
		1605	=cut
		1606
		1607	sub send_msg {
		1608	my $ns = shift->ns
		1609	or return;
		1610	$ns->send_msg (@_);
		1611	}
		1612
1280	=item $pl->quit_character	1613	=item $pl->quit_character
1281		1614
1282	Nukes the player without looking back. If logged in, the connection will	1615	Nukes the player without looking back. If logged in, the connection will
1283	be destroyed. May block for a long time.	1616	be destroyed. May block for a long time.
1284		1617
…		…
1288	my ($pl) = @_;	1621	my ($pl) = @_;
1289		1622
1290	my $name = $pl->ob->name;	1623	my $name = $pl->ob->name;
1291		1624
1292	$pl->{deny_save} = 1;	1625	$pl->{deny_save} = 1;
1293	$pl->password ("*"); # this should lock out the player until we nuked the dir	1626	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1294		1627
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1628	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1296	$pl->deactivate;	1629	$pl->deactivate;
		1630	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1631	$pl->ob->check_score;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1632	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1298	$pl->ns->destroy if $pl->ns;	1633	$pl->ns->destroy if $pl->ns;
1299		1634
1300	my $path = playerdir $pl;	1635	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1636	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1337	or return [];	1672	or return [];
1338		1673
1339	my @logins;	1674	my @logins;
1340		1675
1341	for my $login (@$dirs) {	1676	for my $login (@$dirs) {
		1677	my $path = path $login;
		1678
		1679	# a .pst is a dead give-away for a valid player
		1680	# if no pst file found, open and chekc for blocked users
		1681	if (aio_stat "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1682	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1683	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1684	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1685	}
1345		1686
1346	utf8::decode $login;	1687	utf8::decode $login;
1347	push @logins, $login;	1688	push @logins, $login;
1348	}	1689	}
1349		1690
…		…
1376	}	1717	}
1377		1718
1378	\@paths	1719	\@paths
1379	}	1720	}
1380		1721
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1382		1723
1383	Expand crossfire pod fragments into protocol xml.	1724	Expand deliantra pod fragments into protocol xml.
1384		1725
1385	=cut
1386
1387	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;
1389
1390	# escape & and <
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393
1394	# this is buggy, it needs to properly take care of nested <'s
1395
1396	1 while
1397	# replace B<>, I<>, U<> etc.
1398	s/B<([^\>]*)>/<b>$1<\/b>/
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/
1401	# replace G<male|female> tags
1402	|| s{G<([^>|]*)\|([^>]*)>}{
1403	$self->gender ? $2 : $1
1404	}ge
1405	# replace H<hint text>
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407
1408	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;
1410
1411	$_
1412	}
1413
1414	=item $player->ext_reply ($msgid, %msg)	1726	=item $player->ext_reply ($msgid, @msg)
1415		1727
1416	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1417		1729
1418	=cut	1730	=cut
1419		1731
1420	sub ext_reply($$%) {	1732	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1733	my ($self, $id, @msg) = @_;
1422		1734
1423	$msg{msgid} = $id;	1735	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1736	}
1426		1737
1427	=item $player->ext_event ($type, %msg)	1738	=item $player->ext_msg ($type, @msg)
1428		1739
1429	Sends an ext event to the client.	1740	Sends an ext event to the client.
1430		1741
1431	=cut	1742	=cut
1432		1743
1433	sub ext_event($$%) {	1744	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1745	my ($self, $type, @msg) = @_;
1435		1746
1436	$self->ns->ext_event ($type, %msg);	1747	$self->ns->ext_msg ($type, @msg);
1437	}	1748	}
1438		1749
1439	=head3 cf::region	1750	=head3 cf::region
1440		1751
1441	=over 4	1752	=over 4
…		…
1454	my ($path) = @_;	1765	my ($path) = @_;
1455		1766
1456	my ($match, $specificity);	1767	my ($match, $specificity);
1457		1768
1458	for my $region (list) {	1769	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1770	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1771	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1772	if $region->specificity > $specificity;
1462	}	1773	}
1463	}	1774	}
1464		1775
…		…
1485	our $MAX_RESET = 3600;	1796	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1797	our $DEFAULT_RESET = 3000;
1487		1798
1488	sub generate_random_map {	1799	sub generate_random_map {
1489	my ($self, $rmp) = @_;	1800	my ($self, $rmp) = @_;
		1801
		1802	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1803
1490	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1805	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1495	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1496	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1497	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1498	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1584	$self->init; # pass $1 etc.	1898	$self->init; # pass $1 etc.
1585	return $self;	1899	return $self;
1586	}	1900	}
1587	}	1901	}
1588		1902
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1903	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1904	()
1591	}	1905	}
1592		1906
1593	sub init {	1907	sub init {
1594	my ($self) = @_;	1908	my ($self) = @_;
…		…
1616		1930
1617	# the temporary/swap location	1931	# the temporary/swap location
1618	sub save_path {	1932	sub save_path {
1619	my ($self) = @_;	1933	my ($self) = @_;
1620		1934
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1935	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1936	"$TMPDIR/$path.map"
1623	}	1937	}
1624		1938
1625	# the unique path, undef == no special unique path	1939	# the unique path, undef == no special unique path
1626	sub uniq_path {	1940	sub uniq_path {
1627	my ($self) = @_;	1941	my ($self) = @_;
1628		1942
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	1944	"$UNIQUEDIR/$path"
1631	}
1632
1633	# and all this just because we cannot iterate over
1634	# all maps in C++...
1635	sub change_all_map_light {
1636	my ($change) = @_;
1637
1638	$_->change_map_light ($change)
1639	for grep $_->outdoor, values %cf::MAP;
1640	}	1945	}
1641		1946
1642	sub decay_objects {	1947	sub decay_objects {
1643	my ($self) = @_;	1948	my ($self) = @_;
1644		1949
…		…
1657		1962
1658	sub load_header_from($) {	1963	sub load_header_from($) {
1659	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1660		1965
1661	utf8::encode $path;	1966	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1968	or return;
		1969
		1970	$self->_load_header ($f)
		1971	or return;
		1972
		1973	local $MAP_LOADING{$self->{path}} = $self;
		1974	$f->resolve_delayed_derefs;
1667		1975
1668	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1669		1977
1670	1	1978	1
1671	}	1979	}
…		…
1725	sub find {	2033	sub find {
1726	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1727		2035
1728	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1729		2037
		2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
1731		2040
1732	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";
1734	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1735	or return;	2043	or return;
1736		2044
1737	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1738		2046
…		…
1740	or return;	2048	or return;
1741		2049
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1745	$map->reset;	2055	$map->reset;
1746	undef $guard;
1747	return find $path;	2056	return find $path;
1748	}	2057	}
1749		2058
1750	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1751	}	2060	}
1752	}	2061	}
1753		2062
1754	sub pre_load { }	2063	sub pre_load { }
1755	sub post_load { }	2064	#sub post_load { } # XS
1756		2065
1757	sub load {	2066	sub load {
1758	my ($self) = @_;	2067	my ($self) = @_;
1759		2068
1760	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1761		2070
1762	my $path = $self->{path};	2071	my $path = $self->{path};
1763		2072
1764	{	2073	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1766		2075
		2076	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2078
1769	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1770		2080
1771	$self->alloc;	2081	$self->alloc;
1772		2082
1773	$self->pre_load;	2083	$self->pre_load;
1774	Coro::cede;	2084	cf::cede_to_tick;
1775		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1777	or return;	2089	or return;
1778		2090
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1780	if delete $self->{load_original};	2092	if delete $self->{load_original};
1781		2093
1782	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2095	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2098	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1787	}	2102	}
1788	}	2103	}
1789		2104
1790	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1791	# now do the right thing for maps	2108	# now do the right thing for maps
1792	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2111	unless $self->difficulty;
1795	Coro::cede;	2112	cf::cede_to_tick;
1796		2113
1797	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2115	$self->decay_objects;
1799	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1800	$self->update_buttons;	2117	$self->update_buttons;
1801	Coro::cede;	2118	cf::cede_to_tick;
1802	$self->set_darkness_map;
1803	Coro::cede;
1804	$self->activate;	2119	$self->activate;
1805	}	2120	}
1806		2121
		2122	$self->{last_save} = $cf::RUNTIME;
		2123	$self->last_access ($cf::RUNTIME);
		2124
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2125	$self->in_memory (cf::MAP_ACTIVE);
1808	}	2126	}
1809		2127
1810	$self->post_load;	2128	$self->post_load;
1811	}	2129	}
1812		2130
		2131	# customize the map for a given player, i.e.
		2132	# return the _real_ map. used by e.g. per-player
		2133	# maps to change the path to ~playername/mappath
1813	sub customise_for {	2134	sub customise_for {
1814	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
1815		2136
1816	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
1817	if $self->per_player;	2138	if $self->per_player;
…		…
1821		2142
1822	$self	2143	$self
1823	}	2144	}
1824		2145
1825	# find and load all maps in the 3x3 area around a map	2146	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2147	sub load_neighbours {
1827	my ($map) = @_;	2148	my ($map) = @_;
1828		2149
1829	my @diag; # diagonal neighbours	2150	my @neigh; # diagonal neighbours
1830		2151
1831	for (0 .. 3) {	2152	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2153	my $neigh = $map->tile_path ($_)
1833	or next;	2154	or next;
1834	$neigh = find $neigh, $map	2155	$neigh = find $neigh, $map
1835	or next;	2156	or next;
1836	$neigh->load;	2157	$neigh->load;
1837		2158
		2159	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2162	}
1841		2163
1842	for (@diag) {	2164	for (grep defined $_->[0], @neigh) {
		2165	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2166	my $neigh = find $path, $origin
1844	or next;	2167	or next;
1845	$neigh->load;	2168	$neigh->load;
1846	}	2169	}
1847	}	2170	}
1848		2171
…		…
1853	}	2176	}
1854		2177
1855	sub do_load_sync {	2178	sub do_load_sync {
1856	my ($map) = @_;	2179	my ($map) = @_;
1857		2180
		2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2182	if $Coro::current == $Coro::main;
		2183
1858	cf::sync_job { $map->load };	2184	cf::sync_job { $map->load };
1859	}	2185	}
1860		2186
1861	our %MAP_PREFETCH;	2187	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2188	our $MAP_PREFETCHER = undef;
1863		2189
1864	sub find_async {	2190	sub find_async {
1865	my ($path, $origin) = @_;	2191	my ($path, $origin, $load) = @_;
1866		2192
1867	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
1868		2194
1869	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1871	}	2197	}
1872		2198
1873	undef $MAP_PREFETCH{$path};	2199	$MAP_PREFETCH{$path} |= $load;
		2200
1874	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
1875	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2206	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2207	$map->load if $v;
		2208	}
1880		2209
1881	delete $MAP_PREFETCH{$path};	2210	delete $MAP_PREFETCH{$k};
1882	}	2211	}
1883	}	2212	}
1884	undef $MAP_PREFETCHER;	2213	undef $MAP_PREFETCHER;
1885	};	2214	};
1886	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
1887		2216
1888	()	2217	()
1889	}	2218	}
1890		2219
		2220	# common code, used by both ->save and ->swapout
1891	sub save {	2221	sub _save {
1892	my ($self) = @_;	2222	my ($self) = @_;
1893
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;
1895		2223
1896	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1897		2225
1898	return unless $self->dirty;	2226	return unless $self->dirty;
1899		2227
…		…
1905	return if $self->{deny_save};	2233	return if $self->{deny_save};
1906		2234
1907	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
1908		2236
1909	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
1911	};	2240	};
		2241
		2242	cf::get_slot 0.02;
1912		2243
1913	if ($uniq) {	2244	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2247	} else {
1917	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1918	}	2249	}
1919	}	2250	}
1920		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
1921	sub swap_out {	2260	sub swap_out {
1922	my ($self) = @_;	2261	my ($self) = @_;
1923		2262
1924	# save first because save cedes
1925	$self->save;
1926
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2264
		2265	return if $self->in_memory != cf::MAP_ACTIVE;
		2266	return if $self->{deny_save};
1929	return if $self->players;	2267	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;
1931	return if $self->{deny_save};
1932		2268
		2269	# first deactivate the map and "unlink" it from the core
		2270	$self->deactivate;
		2271	$_->clear_links_to ($self) for values %cf::MAP;
		2272	$self->in_memory (cf::MAP_SWAPPED);
		2273
		2274	# then atomically save
		2275	$self->_save;
		2276
		2277	# then free the map
1933	$self->clear;	2278	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2279	}
1936		2280
1937	sub reset_at {	2281	sub reset_at {
1938	my ($self) = @_;	2282	my ($self) = @_;
1939		2283
…		…
1957		2301
1958	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
1959		2303
1960	return if $self->players;	2304	return if $self->players;
1961		2305
1962	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
1963		2307
1964	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
1965		2309
1966	# need to save uniques path	2310	# need to save uniques path
1967	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
1971	if $uniq;	2315	if $uniq;
1972	}	2316	}
1973		2317
1974	delete $cf::MAP{$self->path};	2318	delete $cf::MAP{$self->path};
1975		2319
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2322	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2323
1980	$self->unlink_save;	2324	$self->unlink_save;
1981	$self->destroy;	2325	$self->destroy;
1982	}	2326	}
1983		2327
1984	my $nuke_counter = "aaaa";	2328	my $nuke_counter = "aaaa";
1985		2329
1986	sub nuke {	2330	sub nuke {
1987	my ($self) = @_;	2331	my ($self) = @_;
1988		2332
		2333	{
		2334	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2335
1989	delete $cf::MAP{$self->path};	2336	delete $cf::MAP{$self->path};
1990		2337
1991	$self->unlink_save;	2338	$self->unlink_save;
1992		2339
1993	bless $self, "cf::map";	2340	bless $self, "cf::map";
1994	delete $self->{deny_reset};	2341	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2342	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2343	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2344	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2345
1999	$cf::MAP{$self->path} = $self;	2346	$cf::MAP{$self->path} = $self;
		2347	}
2000		2348
2001	$self->reset; # polite request, might not happen	2349	$self->reset; # polite request, might not happen
2002	}	2350	}
2003		2351
2004	=item $maps = cf::map::tmp_maps	2352	=item $maps = cf::map::tmp_maps
…		…
2046		2394
2047	sub unique_maps() {	2395	sub unique_maps() {
2048	[	2396	[
2049	map {	2397	map {
2050	utf8::decode $_;	2398	utf8::decode $_;
2051	/\.map$/	2399	s/\.map$//; # TODO future compatibility hack
		2400	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2401	? ()
2052	? normalise $_	2402	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2404	]
2056	}	2405	}
2057		2406
2058	package cf;	2407	=item cf::map::static_maps
		2408
		2409	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2410	file in the shared directory excluding F</styles> and F</editor>). May
		2411	block.
		2412
		2413	=cut
		2414
		2415	sub static_maps() {
		2416	my @dirs = "";
		2417	my @maps;
		2418
		2419	while (@dirs) {
		2420	my $dir = shift @dirs;
		2421
		2422	next if $dir eq "/styles" || $dir eq "/editor";
		2423
		2424	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2425	or return;
		2426
		2427	for (@$files) {
		2428	s/\.map$// or next;
		2429	utf8::decode $_;
		2430	push @maps, "$dir/$_";
		2431	}
		2432
		2433	push @dirs, map "$dir/$_", @$dirs;
		2434	}
		2435
		2436	\@maps
		2437	}
2059		2438
2060	=back	2439	=back
2061		2440
2062	=head3 cf::object	2441	=head3 cf::object
2063		2442
…		…
2067		2446
2068	=over 4	2447	=over 4
2069		2448
2070	=item $ob->inv_recursive	2449	=item $ob->inv_recursive
2071		2450
2072	Returns the inventory of the object _and_ their inventories, recursively.	2451	Returns the inventory of the object I<and> their inventories, recursively,
		2452	but I<not> the object itself.
2073		2453
2074	=cut	2454	=cut
2075		2455
2076	sub inv_recursive_;	2456	sub inv_recursive_;
2077	sub inv_recursive_ {	2457	sub inv_recursive_ {
…		…
2080		2460
2081	sub inv_recursive {	2461	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2462	inv_recursive_ inv $_[0]
2083	}	2463	}
2084		2464
		2465	=item $ref = $ob->ref
		2466
		2467	Creates and returns a persistent reference to an object that can be stored as a string.
		2468
		2469	=item $ob = cf::object::deref ($refstring)
		2470
		2471	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2472	even if the object actually exists. May block.
		2473
		2474	=cut
		2475
		2476	sub deref {
		2477	my ($ref) = @_;
		2478
		2479	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2480	my ($uuid, $name) = ($1, $2);
		2481	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2482	or return;
		2483	$pl->ob->uuid eq $uuid
		2484	or return;
		2485
		2486	$pl->ob
		2487	} else {
		2488	warn "$ref: cannot resolve object reference\n";
		2489	undef
		2490	}
		2491	}
		2492
2085	package cf;	2493	package cf;
2086		2494
2087	=back	2495	=back
2088		2496
2089	=head3 cf::object::player	2497	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2503	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2096	can be C<undef>. Does the right thing when the player is currently in a	2504	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2505	dialogue with the given NPC character.
2098		2506
2099	=cut	2507	=cut
		2508
		2509	our $SAY_CHANNEL = {
		2510	id => "say",
		2511	title => "Map",
		2512	reply => "say ",
		2513	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2514	};
		2515
		2516	our $CHAT_CHANNEL = {
		2517	id => "chat",
		2518	title => "Chat",
		2519	reply => "chat ",
		2520	tooltip => "Player chat and shouts, global to the server.",
		2521	};
2100		2522
2101	# rough implementation of a future "reply" method that works	2523	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2524	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2525	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2526	sub cf::object::player::reply($$$;$) {
…		…
2111		2533
2112	} else {	2534	} else {
2113	my $pl = $self->contr;	2535	my $pl = $self->contr;
2114		2536
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2537	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2538	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2539	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2540
2124	} else {	2541	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2542	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2543	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2544	}
2128	}	2545	}
		2546	}
		2547
		2548	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2549
		2550	=cut
		2551
		2552	sub cf::object::send_msg {
		2553	my $pl = shift->contr
		2554	or return;
		2555	$pl->send_msg (@_);
2129	}	2556	}
2130		2557
2131	=item $player_object->may ("access")	2558	=item $player_object->may ("access")
2132		2559
2133	Returns wether the given player is authorized to access resource "access"	2560	Returns wether the given player is authorized to access resource "access"
…		…
2146		2573
2147	=item $player_object->enter_link	2574	=item $player_object->enter_link
2148		2575
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2576	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2577
2151	The player should be reasonably safe there for short amounts of time. You	2578	The player should be reasonably safe there for short amounts of time (e.g.
2152	I<MUST> call C<leave_link> as soon as possible, though.	2579	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2580	though, as the palyer cannot control the character while it is on the link
		2581	map.
2153		2582
2154	Will never block.	2583	Will never block.
2155		2584
2156	=item $player_object->leave_link ($map, $x, $y)	2585	=item $player_object->leave_link ($map, $x, $y)
2157		2586
…		…
2182	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2183		2612
2184	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2185	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2186		2615
2187	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2188	}	2617	}
2189		2618
2190	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2191	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2192		2621
…		…
2209	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2210	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2211		2640
2212	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2215		2644
2216	$map->load;	2645	$map->load;
2217	$map->load_diag;	2646	$map->load_neighbours;
2218		2647
2219	return unless $self->contr->active;	2648	return unless $self->contr->active;
2220	$self->activate_recursive;
2221		2649
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
2224	}
2225		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
		2655	}
		2656
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2227		2658
2228	Moves the player to the given map-path and coordinates by first freezing	2659	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2660	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2661	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2662	the new (success) or old (failed) map position. In either case, $done will
		2663	be called at the end of this process.
		2664
		2665	Note that $check will be called with a potentially non-loaded map, so if
		2666	it needs a loaded map it has to call C<< ->load >>.
2232		2667
2233	=cut	2668	=cut
2234		2669
2235	our $GOTOGEN;	2670	our $GOTOGEN;
2236		2671
2237	sub cf::object::player::goto {	2672	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2673	my ($self, $path, $x, $y, $check, $done) = @_;
2239		2674
2240	# do generation counting so two concurrent goto's will be executed in-order	2675	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2676	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2677
2243	$self->enter_link;	2678	$self->enter_link;
2244		2679
2245	(async {	2680	(async {
		2681	$Coro::current->{desc} = "player::goto $path $x $y";
		2682
		2683	# *tag paths override both path and x|y
		2684	if ($path =~ /^\*(.*)$/) {
		2685	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2686	my $ob = $obs[rand @obs];
		2687
		2688	# see if we actually can go there
		2689	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2690	$ob = $obs[rand @obs];
		2691	} else {
		2692	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2693	}
		2694	# else put us there anyways for now #d#
		2695
		2696	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2697	} else {
		2698	($path, $x, $y) = (undef, undef, undef);
		2699	}
		2700	}
		2701
2246	my $map = eval {	2702	my $map = eval {
2247	my $map = cf::map::find $path;	2703	my $map = defined $path ? cf::map::find $path : undef;
2248		2704
2249	if ($map) {	2705	if ($map) {
2250	$map = $map->customise_for ($self);	2706	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2707	$map = $check->($map) if $check && $map;
2252	} else {	2708	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2709	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2710	}
2255		2711
2256	$map	2712	$map
2257	};	2713	};
2258		2714
…		…
2263		2719
2264	if ($gen == $self->{_goto_generation}) {	2720	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2721	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2722	$self->leave_link ($map, $x, $y);
2267	}	2723	}
		2724
		2725	$done->() if $done;
2268	})->prio (1);	2726	})->prio (1);
2269	}	2727	}
2270		2728
2271	=item $player_object->enter_exit ($exit_object)	2729	=item $player_object->enter_exit ($exit_object)
2272		2730
…		…
2292	}	2750	}
2293		2751
2294	sub prepare_random_map {	2752	sub prepare_random_map {
2295	my ($exit) = @_;	2753	my ($exit) = @_;
2296		2754
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2755	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2756	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2757	# that depends on the exit object
2302		2758
2303	my $rmp = parse_random_map_params $exit->msg;	2759	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2761	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2762	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2763	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2764	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2765	$rmp->{origin_y} = $exit->y;
		2766
		2767	$exit->map->touch;
2310	}	2768	}
2311		2769
2312	$rmp->{random_seed} ||= $exit->random_seed;	2770	$rmp->{random_seed} ||= $exit->random_seed;
2313		2771
2314	my $data = cf::to_json $rmp;	2772	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2773	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2774	my $meta = "$RANDOMDIR/$md5.meta";
2317		2775
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2776	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2777	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2778	undef $fh;
2321	aio_rename "$meta~", $meta;	2779	aio_rename "$meta~", $meta;
2322		2780
		2781	my $slaying = "?random/$md5";
		2782
		2783	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2784	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2785	$exit->msg (undef);
		2786	}
2325	}	2787	}
2326	}	2788	}
2327		2789
2328	sub cf::object::player::enter_exit {	2790	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2791	my ($self, $exit) = @_;
2330		2792
2331	return unless $self->type == cf::PLAYER;	2793	return unless $self->type == cf::PLAYER;
2332		2794
2333	if ($exit->slaying eq "/!") {
2334	#TODO: this should de-fi-ni-te-ly not be a sync-job
2335	# the problem is that $exit might not survive long enough
2336	# so it needs to be done right now, right here
2337	cf::sync_job { prepare_random_map $exit };
2338	}
2339
2340	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2341	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;
2343
2344	$self->enter_link;	2795	$self->enter_link;
2345		2796
2346	(async {	2797	(async {
2347	$self->deactivate_recursive; # just to be sure	2798	$Coro::current->{desc} = "enter_exit";
		2799
2348	unless (eval {	2800	unless (eval {
		2801	$self->deactivate_recursive; # just to be sure
		2802
		2803	# random map handling
		2804	{
		2805	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2806
		2807	prepare_random_map $exit
		2808	if $exit->slaying eq "/!";
		2809	}
		2810
		2811	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2812	my $x = $exit->stats->hp;
		2813	my $y = $exit->stats->sp;
		2814
2349	$self->goto ($slaying, $hp, $sp);	2815	$self->goto ($map, $x, $y);
2350		2816
		2817	# if exit is damned, update players death & WoR home-position
		2818	$self->contr->savebed ($map, $x, $y)
		2819	if $exit->flag (cf::FLAG_DAMNED);
		2820
2351	1;	2821	1
2352	}) {	2822	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2354	. "I'll try to bring you back to the map you were before. "	2824	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2357		2827
2358	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2377		2847
2378	utf8::encode $text;	2848	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2849	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2850	}
2381		2851
		2852	=item $client->send_big_packet ($pkt)
		2853
		2854	Like C<send_packet>, but tries to compress large packets, and fragments
		2855	them as required.
		2856
		2857	=cut
		2858
		2859	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2860
		2861	sub cf::client::send_big_packet {
		2862	my ($self, $pkt) = @_;
		2863
		2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
		2867
		2868	# split very large packets
		2869	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2870	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2871	$pkt = "frag";
		2872	}
		2873
		2874	$self->send_packet ($pkt);
		2875	}
		2876
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2878
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2880	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2881	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2882	the message unless the client supports the msg packet.
2388		2883
2389	=cut	2884	=cut
2390		2885
		2886	# non-persistent channels (usually the info channel)
		2887	our %CHANNEL = (
		2888	"c/motd" => {
		2889	id => "infobox",
		2890	title => "MOTD",
		2891	reply => undef,
		2892	tooltip => "The message of the day",
		2893	},
		2894	"c/identify" => {
		2895	id => "infobox",
		2896	title => "Identify",
		2897	reply => undef,
		2898	tooltip => "Items recently identified",
		2899	},
		2900	"c/examine" => {
		2901	id => "infobox",
		2902	title => "Examine",
		2903	reply => undef,
		2904	tooltip => "Signs and other items you examined",
		2905	},
		2906	"c/shopinfo" => {
		2907	id => "infobox",
		2908	title => "Shop Info",
		2909	reply => undef,
		2910	tooltip => "What your bargaining skill tells you about the shop",
		2911	},
		2912	"c/book" => {
		2913	id => "infobox",
		2914	title => "Book",
		2915	reply => undef,
		2916	tooltip => "The contents of a note or book",
		2917	},
		2918	"c/lookat" => {
		2919	id => "infobox",
		2920	title => "Look",
		2921	reply => undef,
		2922	tooltip => "What you saw there",
		2923	},
		2924	"c/who" => {
		2925	id => "infobox",
		2926	title => "Players",
		2927	reply => undef,
		2928	tooltip => "Shows players who are currently online",
		2929	},
		2930	"c/body" => {
		2931	id => "infobox",
		2932	title => "Body Parts",
		2933	reply => undef,
		2934	tooltip => "Shows which body parts you posess and are available",
		2935	},
		2936	"c/statistics" => {
		2937	id => "infobox",
		2938	title => "Statistics",
		2939	reply => undef,
		2940	tooltip => "Shows your primary statistics",
		2941	},
		2942	"c/skills" => {
		2943	id => "infobox",
		2944	title => "Skills",
		2945	reply => undef,
		2946	tooltip => "Shows your experience per skill and item power",
		2947	},
		2948	"c/shopitems" => {
		2949	id => "infobox",
		2950	title => "Shop Items",
		2951	reply => undef,
		2952	tooltip => "Shows the items currently for sale in this shop",
		2953	},
		2954	"c/resistances" => {
		2955	id => "infobox",
		2956	title => "Resistances",
		2957	reply => undef,
		2958	tooltip => "Shows your resistances",
		2959	},
		2960	"c/pets" => {
		2961	id => "infobox",
		2962	title => "Pets",
		2963	reply => undef,
		2964	tooltip => "Shows information abotu your pets/a specific pet",
		2965	},
		2966	"c/perceiveself" => {
		2967	id => "infobox",
		2968	title => "Perceive Self",
		2969	reply => undef,
		2970	tooltip => "You gained detailed knowledge about yourself",
		2971	},
		2972	"c/uptime" => {
		2973	id => "infobox",
		2974	title => "Uptime",
		2975	reply => undef,
		2976	tooltip => "How long the server has been running since last restart",
		2977	},
		2978	"c/mapinfo" => {
		2979	id => "infobox",
		2980	title => "Map Info",
		2981	reply => undef,
		2982	tooltip => "Information related to the maps",
		2983	},
		2984	"c/party" => {
		2985	id => "party",
		2986	title => "Party",
		2987	reply => "gsay ",
		2988	tooltip => "Messages and chat related to your party",
		2989	},
		2990	"c/death" => {
		2991	id => "death",
		2992	title => "Death",
		2993	reply => undef,
		2994	tooltip => "Reason for and more info about your most recent death",
		2995	},
		2996	"c/say" => $SAY_CHANNEL,
		2997	"c/chat" => $CHAT_CHANNEL,
		2998	);
		2999
2391	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2393		3002
2394	$msg = $self->pl->expand_cfpod ($msg);	3003	$msg = $self->pl->expand_cfpod ($msg)
		3004	unless $color & cf::NDI_VERBATIM;
2395		3005
2396	if ($self->can_msg) {	3006	$color &= cf::NDI_CLIENT_MASK; # just in case...
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2398	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408		3007
2409	if ($color >= 0) {	3008	# check predefined channels, for the benefit of C
2410	if (0 && $msg =~ /\[/) {	3009	if ($CHANNEL{$channel}) {
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	3010	$channel = $CHANNEL{$channel};
2412	} else {	3011
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3012	$self->ext_msg (channel_info => $channel);
2414	$self->send_packet ("drawinfo $color $msg")	3013	$channel = $channel->{id};
		3014
		3015	} elsif (ref $channel) {
		3016	# send meta info to client, if not yet sent
		3017	unless (exists $self->{channel}{$channel->{id}}) {
		3018	$self->{channel}{$channel->{id}} = $channel;
		3019	$self->ext_msg (channel_info => $channel);
2415	}	3020	}
2416	}
2417	}
2418	}
2419		3021
		3022	$channel = $channel->{id};
		3023	}
		3024
		3025	return unless @extra || length $msg;
		3026
		3027	# default colour, mask it out
		3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3029	if $color & cf::NDI_DEF;
		3030
		3031	my $pkt = "msg "
		3032	. $self->{json_coder}->encode (
		3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3034	);
		3035
		3036	$self->send_big_packet ($pkt);
		3037	}
		3038
2420	=item $client->ext_event ($type, %msg)	3039	=item $client->ext_msg ($type, @msg)
2421		3040
2422	Sends an ext event to the client.	3041	Sends an ext event to the client.
2423		3042
2424	=cut	3043	=cut
2425		3044
2426	sub cf::client::ext_event($$%) {	3045	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	3046	my ($self, $type, @msg) = @_;
2428		3047
		3048	if ($self->extcmd == 2) {
		3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3050	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	3051	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	3052	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3053	}
		3054	}
		3055
		3056	=item $client->ext_reply ($msgid, @msg)
		3057
		3058	Sends an ext reply to the client.
		3059
		3060	=cut
		3061
		3062	sub cf::client::ext_reply($$@) {
		3063	my ($self, $id, @msg) = @_;
		3064
		3065	if ($self->extcmd == 2) {
		3066	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3067	} elsif ($self->extcmd == 1) {
		3068	#TODO: version 1, remove
		3069	unshift @msg, msgtype => "reply", msgid => $id;
		3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3071	}
2431	}	3072	}
2432		3073
2433	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2434		3075
2435	Queues a query to the client, calling the given callback with	3076	Queues a query to the client, calling the given callback with
…		…
2458		3099
2459	1	3100	1
2460	}	3101	}
2461		3102
2462	cf::client->attach (	3103	cf::client->attach (
		3104	on_connect => sub {
		3105	my ($ns) = @_;
		3106
		3107	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3108	},
2463	on_reply => sub {	3109	on_reply => sub {
2464	my ($ns, $msg) = @_;	3110	my ($ns, $msg) = @_;
2465		3111
2466	# this weird shuffling is so that direct followup queries	3112	# this weird shuffling is so that direct followup queries
2467	# get handled first	3113	# get handled first
…		…
2482	}	3128	}
2483	},	3129	},
2484	on_exticmd => sub {	3130	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	3131	my ($ns, $buf) = @_;
2486		3132
2487	my $msg = eval { from_json $buf };	3133	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		3134
2489	if (ref $msg) {	3135	if (ref $msg) {
		3136	my ($type, $reply, @payload) =
		3137	"ARRAY" eq ref $msg
		3138	? @$msg
		3139	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3140
		3141	my @reply;
		3142
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3143	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	3144	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	3145	}
		3146
		3147	$ns->ext_reply ($reply, @reply)
		3148	if $reply;
		3149
2496	} else {	3150	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3151	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3152	}
2499		3153
2500	cf::override;	3154	cf::override;
…		…
2522		3176
2523	$coro	3177	$coro
2524	}	3178	}
2525		3179
2526	cf::client->attach (	3180	cf::client->attach (
2527	on_destroy => sub {	3181	on_client_destroy => sub {
2528	my ($ns) = @_;	3182	my ($ns) = @_;
2529		3183
2530	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2531	},	3185	},
2532	);	3186	);
…		…
2547	our $safe = new Safe "safe";	3201	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
2549		3203
2550	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
2551		3205
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3206	$safe->permit_only (Opcode::opset qw(
		3207	:base_core :base_mem :base_orig :base_math :base_loop
		3208	grepstart grepwhile mapstart mapwhile
		3209	sort time
		3210	));
2553		3211
2554	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
2555		3213
2556	=pod	3214	=pod
2557		3215
2558	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
2559		3217
2560	cf::object contr pay_amount pay_player map	3218	cf::object
		3219	contr pay_amount pay_player map x y force_find force_add destroy
		3220	insert remove name archname title slaying race decrease split
		3221	value
		3222
2561	cf::object::player player	3223	cf::object::player
2562	cf::player peaceful	3224	player
2563	cf::map trigger	3225
		3226	cf::player
		3227	peaceful
		3228
		3229	cf::map
		3230	trigger
2564		3231
2565	=cut	3232	=cut
2566		3233
2567	for (	3234	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3235	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3236	insert remove inv nrof name archname title slaying race
		3237	decrease split destroy change_exp value msg lore send_msg)],
2569	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
2571	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
2572	) {	3241	) {
2573	no strict 'refs';	3242	no strict 'refs';
2574	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
2575	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2593		3262
2594	my $qcode = $code;	3263	my $qcode = $code;
2595	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2596	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
2597		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
2598	local $_;	3270	local $_;
2599	local @safe::cf::_safe_eval_args = values %vars;
2600		3271
2601	my $eval =	3272	my $eval =
2602	"do {\n"	3273	"do {\n"
2603	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2604	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
2605	. $code	3276	. $code
2606	. "\n}"	3277	. "\n}"
2607	;	3278	;
2608		3279
		3280	if ($CFG{safe_eval}) {
2609	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
2610	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2611	sub_generation_inc;	3284	sub_generation_inc;
		3285	} else {
		3286	local @cf::_safe_eval_args = values %vars;
		3287	@res = wantarray ? eval eval : scalar eval $eval;
		3288	}
2612		3289
2613	if ($@) {	3290	if ($@) {
2614	warn "$@";	3291	warn "$@";
2615	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
2616	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2635	=cut	3312	=cut
2636		3313
2637	sub register_script_function {	3314	sub register_script_function {
2638	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
2639		3316
2640	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
2641	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
2642	}	3319	}
2643		3320
2644	=back	3321	=back
2645		3322
2646	=cut	3323	=cut
…		…
2648	#############################################################################	3325	#############################################################################
2649	# the server's init and main functions	3326	# the server's init and main functions
2650		3327
2651	sub load_facedata($) {	3328	sub load_facedata($) {
2652	my ($path) = @_;	3329	my ($path) = @_;
		3330
		3331	# HACK to clear player env face cache, we need some signal framework
		3332	# for this (global event?)
		3333	%ext::player_env::MUSIC_FACE_CACHE = ();
		3334
		3335	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2653		3336
2654	warn "loading facedata from $path\n";	3337	warn "loading facedata from $path\n";
2655		3338
2656	my $facedata;	3339	my $facedata;
2657	0 < aio_load $path, $facedata	3340	0 < aio_load $path, $facedata
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3343	$facedata = Coro::Storable::thaw $facedata;
2661		3344
2662	$facedata->{version} == 2	3345	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3347
		3348	# patch in the exptable
		3349	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3350	$facedata->{resource}{"res/exp_table"} = {
		3351	type => FT_RSRC,
		3352	data => $exp_table,
		3353	hash => (Digest::MD5::md5 $exp_table),
		3354	};
		3355	cf::cede_to_tick;
		3356
2665	{	3357	{
2666	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
2667		3359
2668	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3362
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3363	cf::face::set_visibility $idx, $info->{visibility};
		3364	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2673	Coro::cede;	3367
		3368	cf::cede_to_tick;
2674	}	3369	}
2675		3370
2676	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3372	next unless $info->{smooth};
		3373
2678	my $idx = cf::face::find $face	3374	my $idx = cf::face::find $face
2679	or next;	3375	or next;
		3376
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3377	if (my $smooth = cf::face::find $info->{smooth}) {
		3378	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3379	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3380	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3381	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3382	}
2685	Coro::cede;	3383
		3384	cf::cede_to_tick;
2686	}	3385	}
2687	}	3386	}
2688		3387
2689	{	3388	{
2690	my $anims = $facedata->{animinfo};	3389	my $anims = $facedata->{animinfo};
2691		3390
2692	while (my ($anim, $info) = each %$anims) {	3391	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3392	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3393	cf::cede_to_tick;
2695	}	3394	}
2696		3395
2697	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
2698	}	3397	}
2699		3398
		3399	{
		3400	my $res = $facedata->{resource};
		3401
		3402	while (my ($name, $info) = each %$res) {
		3403	if (defined $info->{type}) {
		3404	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3405
		3406	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3407	cf::face::set_type $idx, $info->{type};
		3408	} else {
		3409	$RESOURCE{$name} = $info;
		3410	}
		3411
		3412	cf::cede_to_tick;
		3413	}
		3414	}
		3415
		3416	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3417
2700	1	3418	1
2701	}	3419	}
2702		3420
		3421	cf::global->attach (on_resource_update => sub {
		3422	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3423	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3424
		3425	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3426	my $sound = $soundconf->{compat}[$_]
		3427	or next;
		3428
		3429	my $face = cf::face::find "sound/$sound->[1]";
		3430	cf::sound::set $sound->[0] => $face;
		3431	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3432	}
		3433
		3434	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3435	my $face = cf::face::find "sound/$v";
		3436	cf::sound::set $k => $face;
		3437	}
		3438	}
		3439	});
		3440
		3441	register_exticmd fx_want => sub {
		3442	my ($ns, $want) = @_;
		3443
		3444	while (my ($k, $v) = each %$want) {
		3445	$ns->fx_want ($k, $v);
		3446	}
		3447	};
		3448
		3449	sub load_resource_file($) {
		3450	my $guard = lock_acquire "load_resource_file";
		3451
		3452	my $status = load_resource_file_ $_[0];
		3453	get_slot 0.1, 100;
		3454	cf::arch::commit_load;
		3455
		3456	$status
		3457	}
		3458
2703	sub reload_regions {	3459	sub reload_regions {
		3460	# HACK to clear player env face cache, we need some signal framework
		3461	# for this (global event?)
		3462	%ext::player_env::MUSIC_FACE_CACHE = ();
		3463
2704	load_resource_file "$MAPDIR/regions"	3464	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3465	or die "unable to load regions file\n";
		3466
		3467	for (cf::region::list) {
		3468	$_->{match} = qr/$_->{match}/
		3469	if exists $_->{match};
		3470	}
2706	}	3471	}
2707		3472
2708	sub reload_facedata {	3473	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3474	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3475	or die "unable to load facedata\n";
…		…
2721	}	3486	}
2722		3487
2723	sub reload_resources {	3488	sub reload_resources {
2724	warn "reloading resource files...\n";	3489	warn "reloading resource files...\n";
2725		3490
		3491	reload_facedata;
		3492	reload_archetypes;
2726	reload_regions;	3493	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3494	reload_treasures;
2731		3495
2732	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
2733	}	3497	}
2734		3498
2735	sub init {	3499	sub reload_config {
2736	reload_resources;	3500	warn "reloading config file...\n";
2737	}
2738		3501
2739	sub cfg_load {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3503	or return;
2742		3504
2743	local $/;	3505	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
2745		3507
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2747		3509
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3510	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3511	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2753	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2754	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
2755	};	3517	};
2756	warn $@ if $@;	3518	warn $@ if $@;
2757	}	3519	}
		3520
		3521	warn "finished reloading resource files\n";
		3522	}
		3523
		3524	sub pidfile() {
		3525	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3526	or die "$PIDFILE: $!";
		3527	flock $fh, &Fcntl::LOCK_EX
		3528	or die "$PIDFILE: flock: $!";
		3529	$fh
		3530	}
		3531
		3532	# make sure only one server instance is running at any one time
		3533	sub atomic {
		3534	my $fh = pidfile;
		3535
		3536	my $pid = <$fh>;
		3537	kill 9, $pid if $pid > 0;
		3538
		3539	seek $fh, 0, 0;
		3540	print $fh $$;
		3541	}
		3542
		3543	sub main_loop {
		3544	warn "EV::loop starting\n";
		3545	if (1) {
		3546	EV::loop;
		3547	}
		3548	warn "EV::loop returned\n";
		3549	goto &main_loop unless $REALLY_UNLOOP;
2758	}	3550	}
2759		3551
2760	sub main {	3552	sub main {
		3553	cf::init_globals; # initialise logging
		3554
		3555	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3556	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3557	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3558	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3559
		3560	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3561
2761	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3564	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3565	(async {
2765	Event::one_event;	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3567	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
2767	};	3569	};
2768		3570
2769	cfg_load;	3571	evthread_start IO::AIO::poll_fileno;
		3572
		3573	cf::sync_job {
		3574	cf::init_experience;
		3575	cf::init_anim;
		3576	cf::init_attackmess;
		3577	cf::init_dynamic;
		3578
		3579	cf::load_settings;
		3580	cf::load_materials;
		3581
		3582	reload_resources;
		3583	reload_config;
2770	db_init;	3584	db_init;
		3585
		3586	cf::init_uuid;
		3587	cf::init_signals;
		3588	cf::init_skills;
		3589
		3590	cf::init_beforeplay;
		3591
		3592	atomic;
		3593
2771	load_extensions;	3594	load_extensions;
2772		3595
2773	$TICK_WATCHER->start;	3596	utime time, time, $RUNTIMEFILE;
2774	Event::loop;	3597
		3598	# no (long-running) fork's whatsoever before this point(!)
		3599	use POSIX ();
		3600	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3601
		3602	(pop @POST_INIT)->(0) while @POST_INIT;
		3603	};
		3604
		3605	cf::object::thawer::errors_are_fatal 0;
		3606	warn "parse errors in files are no longer fatal from this point on.\n";
		3607
		3608	main_loop;
2775	}	3609	}
2776		3610
2777	#############################################################################	3611	#############################################################################
2778	# initialisation and cleanup	3612	# initialisation and cleanup
2779		3613
2780	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
2781	BEGIN {	3615	BEGIN {
		3616	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3618	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3619	cf::cleanup "SIG$signal";
2790	},
2791	);	3620	};
2792	}	3621	}
2793	}	3622	}
2794		3623
2795	sub write_runtime {	3624	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";	3625	my $t0 = AE::time;
2797		3626
2798	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
2800		3629
2801	IO::AIO::aio_utime $runtime, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3631
2803	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
2804		3633
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2806	or return;	3635	or return;
2807		3636
2808	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3649	aio_utime $fh, undef, undef;
2821		3650
2822	close $fh	3651	close $fh
2823	or return;	3652	or return;
2824		3653
2825	aio_rename "$runtime~", $runtime	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3655	and return;
2827		3656
2828	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2829		3658
2830	1	3659	1
		3660	}
		3661
		3662	our $uuid_lock;
		3663	our $uuid_skip;
		3664
		3665	sub write_uuid_sync($) {
		3666	$uuid_skip ||= $_[0];
		3667
		3668	return if $uuid_lock;
		3669	local $uuid_lock = 1;
		3670
		3671	my $uuid = "$LOCALDIR/uuid";
		3672
		3673	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3674	or return;
		3675
		3676	my $value = uuid_seq uuid_cur;
		3677
		3678	unless ($value) {
		3679	warn "cowardly refusing to write zero uuid value!\n";
		3680	return;
		3681	}
		3682
		3683	my $value = uuid_str $value + $uuid_skip;
		3684	$uuid_skip = 0;
		3685
		3686	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3687	and return;
		3688
		3689	# always fsync - this file is important
		3690	aio_fsync $fh
		3691	and return;
		3692
		3693	close $fh
		3694	or return;
		3695
		3696	aio_rename "$uuid~", $uuid
		3697	and return;
		3698
		3699	warn "uuid file written ($value).\n";
		3700
		3701	1
		3702
		3703	}
		3704
		3705	sub write_uuid($$) {
		3706	my ($skip, $sync) = @_;
		3707
		3708	$sync ? write_uuid_sync $skip
		3709	: async { write_uuid_sync $skip };
2831	}	3710	}
2832		3711
2833	sub emergency_save() {	3712	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
2835		3714
2836	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
2837		3716
2838	cf::sync_job {	3717	cf::sync_job {
		3718	# this is a trade-off: we want to be very quick here, so
		3719	# save all maps without fsync, and later call a global sync
		3720	# (which in turn might be very very slow)
		3721	local $USE_FSYNC = 0;
		3722
2839	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
2840	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
2841	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
2843	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3729	$pl->valid or next;
		3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3731	$pl->save;
2847	}	3732	}
2848	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
2849		3734
2850	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
2851	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
2852	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
2853	$map->valid or next;	3738	$map->valid or next;
2854	$map->save;	3739	$map->save;
2855	}	3740	}
2856	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
2857		3742
2858	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3745	warn "emergency_perl_save: end database checkpoint\n";
		3746
		3747	warn "emergency_perl_save: begin write uuid\n";
		3748	write_uuid_sync 1;
		3749	warn "emergency_perl_save: end write uuid\n";
2861	};	3750	};
2862		3751
		3752	warn "emergency_perl_save: starting sync()\n";
		3753	IO::AIO::aio_sync sub {
		3754	warn "emergency_perl_save: finished sync()\n";
		3755	};
		3756
2863	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
2864	}	3758	}
2865		3759
2866	sub post_cleanup {	3760	sub post_cleanup {
2867	my ($make_core) = @_;	3761	my ($make_core) = @_;
2868		3762
2869	warn Carp::longmess "post_cleanup backtrace"	3763	warn Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	3764	if $make_core;
		3765
		3766	my $fh = pidfile;
		3767	unlink $PIDFILE if <$fh> == $$;
		3768	}
		3769
		3770	# a safer delete_package, copied from Symbol
		3771	sub clear_package($) {
		3772	my $pkg = shift;
		3773
		3774	# expand to full symbol table name if needed
		3775	unless ($pkg =~ /^main::.*::$/) {
		3776	$pkg = "main$pkg" if $pkg =~ /^::/;
		3777	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3778	$pkg .= '::' unless $pkg =~ /::$/;
		3779	}
		3780
		3781	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3782	my $stem_symtab = *{$stem}{HASH};
		3783
		3784	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3785	or return;
		3786
		3787	# clear all symbols
		3788	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3789	for my $name (keys %$leaf_symtab) {
		3790	_gv_clear *{"$pkg$name"};
		3791	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3792	}
2871	}	3793	}
2872		3794
2873	sub do_reload_perl() {	3795	sub do_reload_perl() {
2874	# can/must only be called in main	3796	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
2876	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
2877	return;	3799	return;
2878	}	3800	}
2879		3801
		3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
		3805
		3806	while ($RELOAD) {
2880	warn "reloading...";	3807	warn "reloading...";
2881		3808
2882	warn "entering sync_job";	3809	warn "entering sync_job";
2883		3810
2884	cf::sync_job {	3811	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2886	cf::emergency_save;	3813	cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark	3814	cf::write_runtime_sync; # external watchdog should not bark
2888		3815
2889	warn "syncing database to disk";	3816	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3817	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3818
2892	# if anything goes wrong in here, we should simply crash as we already saved	3819	# if anything goes wrong in here, we should simply crash as we already saved
2893		3820
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";	3821	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3822	while (IO::AIO::nreqs || BDB::nreqs) {
2905	warn "iterate...";	3823	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2906	}
2907
2908	++$RELOAD;
2909
2910	warn "cancelling all extension coros";
2911	$_->cancel for values %EXT_CORO;
2912	%EXT_CORO = ();
2913
2914	warn "removing commands";
2915	%COMMAND = ();
2916
2917	warn "removing ext/exti commands";
2918	%EXTCMD = ();
2919	%EXTICMD = ();
2920
2921	warn "unloading/nuking all extensions";
2922	for my $pkg (@EXTS) {
2923	warn "... unloading $pkg";
2924
2925	if (my $cb = $pkg->can ("unload")) {
2926	eval {
2927	$cb->($pkg);
2928	1
2929	} or warn "$pkg unloaded, but with errors: $@";
2930	}	3824	}
2931		3825
2932	warn "... nuking $pkg";	3826	warn "cancelling all extension coros";
2933	Symbol::delete_package $pkg;	3827	$_->cancel for values %EXT_CORO;
2934	}	3828	%EXT_CORO = ();
2935		3829
2936	warn "unloading all perl modules loaded from $LIBDIR";	3830	warn "removing commands";
2937	while (my ($k, $v) = each %INC) {	3831	%COMMAND = ();
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		3832
		3833	warn "removing ext/exti commands";
		3834	%EXTCMD = ();
		3835	%EXTICMD = ();
		3836
		3837	warn "unloading/nuking all extensions";
		3838	for my $pkg (@EXTS) {
2940	warn "... unloading $k";	3839	warn "... unloading $pkg";
2941	delete $INC{$k};
2942		3840
2943	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;
2945
2946	if (my $cb = $k->can ("unload_module")) {	3841	if (my $cb = $pkg->can ("unload")) {
		3842	eval {
2947	$cb->();	3843	$cb->($pkg);
		3844	1
		3845	} or warn "$pkg unloaded, but with errors: $@";
		3846	}
		3847
		3848	warn "... clearing $pkg";
		3849	clear_package $pkg;
2948	}	3850	}
2949		3851
2950	Symbol::delete_package $k;	3852	warn "unloading all perl modules loaded from $LIBDIR";
		3853	while (my ($k, $v) = each %INC) {
		3854	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3855
		3856	warn "... unloading $k";
		3857	delete $INC{$k};
		3858
		3859	$k =~ s/\.pm$//;
		3860	$k =~ s/\//::/g;
		3861
		3862	if (my $cb = $k->can ("unload_module")) {
		3863	$cb->();
		3864	}
		3865
		3866	clear_package $k;
2951	}	3867	}
2952		3868
2953	warn "getting rid of safe::, as good as possible";	3869	warn "getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	3870	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3871	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		3872
2957	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2960		3876
2961	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
2962	# and global variables created in xs	3878	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
2964		3880
2965	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
2966		3882
2967	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
2968	require cf;	3884	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
2970		3886
2971	warn "loading config and database again";	3887	warn "loading config and database again";
2972	cf::cfg_load;	3888	cf::reload_config;
2973		3889
2974	warn "loading extensions";	3890	warn "loading extensions";
2975	cf::load_extensions;	3891	cf::load_extensions;
2976		3892
		3893	if ($REATTACH_ON_RELOAD) {
2977	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
2980	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
2983		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
		3904
2984	warn "leaving sync_job";	3905	warn "leaving sync_job";
2985		3906
2986	1	3907	1
2987	} or do {	3908	} or do {
2988	warn $@;	3909	warn $@;
2989	warn "error while reloading, exiting.";	3910	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3911	};
2992		3912
2993	warn "reloaded";	3913	warn "reloaded";
		3914	--$RELOAD;
		3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
2994	};	3919	};
2995		3920
2996	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
2997		3922
2998	sub reload_perl() {	3923	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
3001		3926
3002	$RELOAD_WATCHER ||= Event->timer (	3927	$RELOAD_WATCHER ||= cf::async {
3003	reentrant => 0,	3928	Coro::AIO::aio_wait cache_extensions;
3004	after => 0,	3929
3005	data => WF_AUTOCANCEL,	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3006	cb => sub {
3007	do_reload_perl;	3931	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
3009	},	3933	};
3010	);	3934	};
3011	}	3935	}
3012		3936
3013	register_command "reload" => sub {	3937	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
3015		3939
3016	if ($who->flag (FLAG_WIZ)) {	3940	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3941	$who->message ("reloading server.");
		3942	async {
		3943	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3944	reload_perl;
		3945	};
3019	}	3946	}
3020	};	3947	};
3021		3948
3022	unshift @INC, $LIBDIR;	3949	unshift @INC, $LIBDIR;
3023		3950
…		…
3025		3952
3026	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
3028		3955
3029	sub wait_for_tick {	3956	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;
3031	return if $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3032		3958
3033	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3961	$signal->wait;
3036	}	3962	}
3037		3963
3038	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3041		3966
3042	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3969	$signal->wait;
3045	}	3970	}
3046		3971
3047	my $min = 1e6;#d#	3972	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	3973	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3974	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3059	return;	3976	return;
3060	}	3977	}
3061		3978
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
3065		3980
3066	0 && sync_job {#d#	3981	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3067	for(1..10) {
3068	my $t = Event::time;
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3070	or die;
3071		3982
3072	$map->width (50);	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3073	$map->height (50);	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3074	$map->alloc;	3985	Coro::async_pool {
3075	$map->_load_objects ("/tmp/x.map", 1);	3986	$Coro::current->{desc} = "runtime saver";
3076	my $t = Event::time - $t;	3987	write_runtime_sync
3077		3988	or warn "ERROR: unable to write runtime file: $!";
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	3989	};
		3990	}
3088		3991
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3992	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	3993	$sig->send;
3105	}	3994	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	3995	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	3996	$sig->send;
3108	}	3997	}
3109		3998
3110	$NOW = Event::time;	3999	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4000	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		4001
3121	_post_tick;	4002	if (0) {
3122		4003	if ($NEXT_TICK) {
3123		4004	my $jitter = $TICK_START - $NEXT_TICK;
		4005	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4006	warn "jitter $JITTER\n";#d#
		4007	}
3124	},	4008	}
3125	);	4009	}
3126		4010
3127	{	4011	{
3128	BDB::max_poll_time $TICK * 0.1;	4012	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	4013
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	4014	BDB::min_parallel 16;
3138		4015	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	4016	$AnyEvent::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		4017
3154	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	4019	$DB_ENV = BDB::db_env_create;
		4020	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4021	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4022	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4023	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4024	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		4025
3157	cf::sync_job {	4026	cf::sync_job {
3158	eval {	4027	eval {
3159	BDB::db_env_open	4028	BDB::db_env_open
3160	$DB_ENV,	4029	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4031	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4032	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	4033	0666;
3165		4034
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4035	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	4036	};
3171		4037
3172	cf::cleanup "db_env_open(db): $@" if $@;	4038	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	4039	};
3174	}	4040	}
		4041
		4042	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4043	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4044	};
		4045	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4046	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4047	};
		4048	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4049	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4050	};
3175	}	4051	}
3176		4052
3177	{	4053	{
		4054	# configure IO::AIO
		4055
3178	IO::AIO::min_parallel 8;	4056	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	4057	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	4058	undef $AnyEvent::AIO::WATCHER;
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	4059	}
3191		4060
3192	my $_log_backtrace;	4061	my $_log_backtrace;
3193		4062
3194	sub _log_backtrace {	4063	sub _log_backtrace {
…		…
3197	$msg =~ s/\n//;	4066	$msg =~ s/\n//;
3198		4067
3199	# limit the # of concurrent backtraces	4068	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	4069	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	4070	++$_log_backtrace;
		4071	my $perl_bt = Carp::longmess $msg;
3202	async {	4072	async {
		4073	$Coro::current->{desc} = "abt $msg";
		4074
3203	my @bt = fork_call {	4075	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	4076	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4077	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4078	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	4079	or die "addr2line: $!";
…		…
3215	}	4087	}
3216		4088
3217	@funcs	4089	@funcs
3218	};	4090	};
3219		4091
3220	LOG llevInfo, "[ABT] $msg\n";	4092	LOG llevInfo, "[ABT] $perl_bt\n";
		4093	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	4094	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	4095	--$_log_backtrace;
3223	};	4096	};
3224	} else {	4097	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	4098	LOG llevInfo, "[ABT] $msg\n";
3226	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3227	}	4100	}
3228	}	4101	}
3229		4102
3230	# load additional modules	4103	# load additional modules
3231	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3232		4106
3233	END { cf::emergency_save }	4107	END { cf::emergency_save }
3234		4108
3235	1	4109	1
3236		4110

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