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Revision 1.298 by root, Sun Jul 8 14:50:07 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
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
73		115
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	118	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
84		127
85	our %CFG;	128	our %CFG;
86		129
87	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
89		133
90	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
93		137
94	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		140
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
100		150
101	binmode STDOUT;	151	binmode STDOUT;
102	binmode STDERR;	152	binmode STDERR;
103		153
104	# read virtual server time, if available	154	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
109	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
110		162
111	mkdir $_	163	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		165
114	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
115		167
116	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		180
118	#############################################################################	181	#############################################################################
119		182
120	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
121		184
…		…
157		220
158	The raw value load value from the last tick.	221	The raw value load value from the last tick.
159		222
160	=item %cf::CFG	223	=item %cf::CFG
161		224
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	226	from wherever your confdir points to.
164		227
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		229
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		233
		234	=item @cf::INVOKE_RESULTS
		235
		236	This array contains the results of the last C<invoke ()> call. When
		237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		238	that call.
		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
171	=back	246	=back
172		247
173	=cut	248	=cut
174		249
175	BEGIN {	250	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	251	my $msg = join "", @_;
178		252
179	$msg .= "\n"	253	$msg .= "\n"
180	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
181		255
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		257
184	utf8::encode $msg;
185	LOG llevError, $msg;	258	LOG llevError, $msg;
186	};	259	};
187	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
188		274
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	285	for my $pkg (qw(
200	cf::global cf::attachable	286	cf::global cf::attachable
201	cf::object cf::object::player	287	cf::object cf::object::player
202	cf::client cf::player	288	cf::client cf::player
203	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
204	cf::map cf::party cf::region	291	cf::party cf::region
205	)) {	292	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	294	}
209		295
210	$Event::DIED = sub {	296	$EV::DIED = sub {
211	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
212	};	298	};
213		299
214	#############################################################################	300	#############################################################################
215		301
216	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	325	$d
240	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
241	}	327	}
242		328
243	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
244		330
245	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
246		332
247	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
248		334
249	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
250		336
251	=cut	337	=cut
252		338
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		340
255	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
257		357
258	=item cf::lock_wait $string	358	=item cf::lock_wait $string
259		359
260	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
261		361
262	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
263		363
264	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
267	returned.	367	returned.
268		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
269	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
271		374
272	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
273		376
274	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
275		378
276	=cut	379	=cut
277		380
278	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
279		382
280	sub lock_wait($) {	383	sub lock_wait($) {
281	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	385	}
289		386
290	sub lock_acquire($) {	387	sub lock_acquire($) {
291	my ($key) = @_;	388	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	389	}
303		390
304	sub lock_active($) {	391	sub lock_active($) {
305	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	393	}
309		394
310	sub freeze_mainloop {	395	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
312		397
313	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
315	};	465	}
316	$TICK_WATCHER->stop;	466	};
317	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
318	}	481	}
319		482
320	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
321		484
322	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		490
328	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
329		492
330	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
331		494
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	498	acceptable.
336		499
337	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		506
344	sub sync_job(&) {	507	sub sync_job(&) {
345	my ($job) = @_;	508	my ($job) = @_;
346		509
347	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	511	my $time = AE::time;
349		512
350	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
352		515
353	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	517
355	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
356		519
357	my $busy = 1;	520	my $busy = 1;
358	my @res;	521	my @res;
359		522
360	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	525	@res = eval { $job->() };
362	warn $@ if $@;	526	warn $@ if $@;
363	undef $busy;	527	undef $busy;
364	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
365		529
366	while ($busy) {	530	while ($busy) {
367	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
368	}	535	}
		536	}
369		537
370	$time = Event::time - $time;	538	my $time = AE::time - $time;
371		539
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
376		541
377	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
378	} else {	543	} else {
379	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
380		545
…		…
405	=item fork_call { }, $args	570	=item fork_call { }, $args
406		571
407	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
411		576
412	=cut	577	=cut
413		578
414	sub fork_call(&@) {	579	sub fork_call(&@) {
415	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
416		581
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		585
422	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$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	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		590
443	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
		592	}
444		593
445	open my $fh, ">", \my $buf	594	sub objinfo {
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	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
460	}	630	}
461		631
462	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
463		633
464	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
467		637
468	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
469	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).
470		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
471	=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	}
472		664
473	our $DB;	665	our $DB;
474		666
475	sub db_init {	667	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	668	cf::sync_job {
480	eval {	669	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	670	};
490	}	671	}
491		672
492	sub db_get($$) {	673	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
494		675
…		…
544	if (1) {	725	if (1) {
545	$md5 =	726	$md5 =
546	join "\x00",	727	join "\x00",
547	$processversion,	728	$processversion,
548	map {	729	map {
549	Coro::cede;	730	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	732	} 0.. $#$src;
552		733
553		734
554	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		773
593	#############################################################################	774	#############################################################################
594		775
595	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
596		777
597	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
598	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")
599	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
600		781
601	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>
602	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
603	Crossfire TRT).	784	Deliantra).
604		785
605	=over 4	786	=over 4
606		787
607	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
608		789
…		…
652	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
653		834
654	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
655	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
656		837
657	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
658	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.
659		840
660	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
661		842
662	=over 4	843	=over 4
…		…
860	";	1041	";
861	die if $@;	1042	die if $@;
862	}	1043	}
863		1044
864	our $override;	1045	our $override;
865	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?
866		1047
867	sub override {	1048	sub override {
868	$override = 1;	1049	$override = 1;
869	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
870	}	1051	}
871		1052
872	sub do_invoke {	1053	sub do_invoke {
873	my $event = shift;	1054	my $event = shift;
874	my $callbacks = shift;	1055	my $callbacks = shift;
875		1056
876	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
877		1058
878	local $override;	1059	local $override;
879		1060
880	for (@$callbacks) {	1061	for (@$callbacks) {
881	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
890	}	1071	}
891		1072
892	0	1073	0
893	}	1074	}
894		1075
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1077
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1079
899	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
900		1081
901	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
902	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
903	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1085
905	=back	1086	=back
906		1087
907	=cut	1088	=cut
908		1089
909	#############################################################################	1090	#############################################################################
910	# 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	}
911		1134
912	sub reattach {	1135	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1137	my ($obj) = @_;
915		1138
		1139	# no longer needed after getting rid of delete_package?
916	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
917		1141
918	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
919		1143
920	@$registry = ();	1144	@$registry = ();
921		1145
…		…
936	cf::attachable->attach (	1160	cf::attachable->attach (
937	prio => -1000000,	1161	prio => -1000000,
938	on_instantiate => sub {	1162	on_instantiate => sub {
939	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
940		1164
941	$data = from_json $data;	1165	$data = decode_json $data;
942		1166
943	for (@$data) {	1167	for (@$data) {
944	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
945		1169
946	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1186	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
964		1188
965	sync_job {	1189	sync_job {
966	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
969		1194
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	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	}
974	close $fh;	1202	aio_close $fh;
975		1203
976	if (@$objs) {	1204	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
981	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	}
982	close $fh;	1213	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
984	}	1215	}
985	} else {	1216	} else {
986	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
987	}	1218	}
988		1219
989	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1224	} else {
991	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
992	}	1226	}
993	} else {	1227	} else {
994	aio_unlink $filename;	1228	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
996	}	1230	}
997	}	1231	};
998	}	1232	}
999		1233
1000	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1002		1236
…		…
1014	or return;	1248	or return;
1015		1249
1016	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1252	or return;
		1253
1019	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1020	}	1256	}
1021		1257
		1258	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1024	return ($data, $av);	1262	($data, $av)
1025	}	1263	}
1026		1264
1027	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1028		1266
1029	=over 4	1267	=over 4
…		…
1083	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1084		1322
1085	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1086	}	1324	}
1087		1325
		1326	use File::Glob ();
		1327
1088	cf::player->attach (	1328	cf::player->attach (
1089	on_command => sub {	1329	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1091		1331
1092	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1093	or return;	1333	or return;
1094		1334
…		…
1102	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1103		1343
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1345
1106	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
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1112	} else {	1361	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1363	}
1115		1364
1116	cf::override;	1365	cf::override;
1117	},	1366	},
1118	);	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	}
1119		1381
1120	sub load_extensions {	1382	sub load_extensions {
1121	cf::sync_job {	1383	cf::sync_job {
1122	my %todo;	1384	my %todo;
1123		1385
…		…
1143		1405
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1408
1147	$ext{source} =	1409	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1150	. $source	1412	. $source
1151	. "\n};\n1";	1413	. "\n};\n1";
1152		1414
1153	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1154	}	1416	}
1155		1417
		1418	my $pass = 0;
1156	my %done;	1419	my %done;
1157	while (%todo) {	1420	while (%todo) {
1158	my $progress;	1421	my $progress;
1159		1422
		1423	++$pass;
		1424
		1425	ext:
1160	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1428	next ext
1163	unless exists $done{$_};	1429	unless exists $done{$_};
1164	}	1430	}
1165		1431
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1433
1168	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1173	warn $msg;	1441
1174	warn "mandatory extension failed to load, exiting.\n";	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1443	delete $todo{$k};
1176	}	1444	} else {
1177		1445	$done{$k} = delete $todo{$k};
1178	warn $msg;	1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1179	}	1451	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1452	}
1185		1453
1186	skip:	1454	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	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	}
1189	}	1462	}
1190	};	1463	};
1191	}	1464	}
1192		1465
1193	#############################################################################	1466	#############################################################################
1194		1467
1195	=back	1468	=back
1196		1469
1197	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1198		1471
1199	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1200		1473
1201	=cut	1474	=cut
1202		1475
1203	package cf::player;	1476	package cf::player;
1204		1477
1205	use Coro::AIO;	1478	use Coro::AIO;
1206		1479
1207	=head3 cf::player	1480	=head3 cf::player
1208		1481
1209	=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	}
1210		1497
1211	=item cf::player::find $login	1498	=item cf::player::find $login
1212		1499
1213	Returns the given player object, loading it if necessary (might block).	1500	Returns the given player object, loading it if necessary (might block).
1214		1501
…		…
1233		1520
1234	sub exists($) {	1521	sub exists($) {
1235	my ($login) = @_;	1522	my ($login) = @_;
1236		1523
1237	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1239	}	1526	}
1240		1527
1241	sub find($) {	1528	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1530	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1537	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1538	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1539	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1540	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1541
1255	my $pl = load_pl path $login	1542	my $f = new_from_file cf::object::thawer path $login
1256	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;
1257	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1258	}	1551	}
1259	}	1552	}
1260	}	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	);
1261		1567
1262	sub save($) {	1568	sub save($) {
1263	my ($pl) = @_;	1569	my ($pl) = @_;
1264		1570
1265	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1576	return if $pl->{deny_save};
1271		1577
1272	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
1274		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
1275	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1276	Coro::cede;	1587	cf::cede_to_tick;
1277	}	1588	}
1278		1589
1279	sub new($) {	1590	sub new($) {
1280	my ($login) = @_;	1591	my ($login) = @_;
1281		1592
…		…
1287	$cf::PLAYER{$login} = $self;	1598	$cf::PLAYER{$login} = $self;
1288		1599
1289	$self	1600	$self
1290	}	1601	}
1291		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
1292	=item $pl->quit_character	1613	=item $pl->quit_character
1293		1614
1294	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
1295	be destroyed. May block for a long time.	1616	be destroyed. May block for a long time.
1296		1617
…		…
1300	my ($pl) = @_;	1621	my ($pl) = @_;
1301		1622
1302	my $name = $pl->ob->name;	1623	my $name = $pl->ob->name;
1303		1624
1304	$pl->{deny_save} = 1;	1625	$pl->{deny_save} = 1;
1305	$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
1306		1627
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1628	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1629	$pl->deactivate;
		1630	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1631	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1632	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1633	$pl->ns->destroy if $pl->ns;
1311		1634
1312	my $path = playerdir $pl;	1635	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1636	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1672	or return [];
1350		1673
1351	my @logins;	1674	my @logins;
1352		1675
1353	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") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1682	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1683	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1684	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1685	}
1357		1686
1358	utf8::decode $login;	1687	utf8::decode $login;
1359	push @logins, $login;	1688	push @logins, $login;
1360	}	1689	}
1361		1690
…		…
1388	}	1717	}
1389		1718
1390	\@paths	1719	\@paths
1391	}	1720	}
1392		1721
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1723
1395	Expand crossfire pod fragments into protocol xml.	1724	Expand deliantra pod fragments into protocol xml.
1396		1725
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1726	=item $player->ext_reply ($msgid, @msg)
1444		1727
1445	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1446		1729
1447	=cut	1730	=cut
1448		1731
1449	sub ext_reply($$%) {	1732	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1733	my ($self, $id, @msg) = @_;
1451		1734
1452	$msg{msgid} = $id;	1735	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1736	}
1455		1737
1456	=item $player->ext_event ($type, %msg)	1738	=item $player->ext_msg ($type, @msg)
1457		1739
1458	Sends an ext event to the client.	1740	Sends an ext event to the client.
1459		1741
1460	=cut	1742	=cut
1461		1743
1462	sub ext_event($$%) {	1744	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1745	my ($self, $type, @msg) = @_;
1464		1746
1465	$self->ns->ext_event ($type, %msg);	1747	$self->ns->ext_msg ($type, @msg);
1466	}	1748	}
1467		1749
1468	=head3 cf::region	1750	=head3 cf::region
1469		1751
1470	=over 4	1752	=over 4
…		…
1483	my ($path) = @_;	1765	my ($path) = @_;
1484		1766
1485	my ($match, $specificity);	1767	my ($match, $specificity);
1486		1768
1487	for my $region (list) {	1769	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1770	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1771	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1772	if $region->specificity > $specificity;
1491	}	1773	}
1492	}	1774	}
1493		1775
…		…
1514	our $MAX_RESET = 3600;	1796	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1797	our $DEFAULT_RESET = 3000;
1516		1798
1517	sub generate_random_map {	1799	sub generate_random_map {
1518	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
1519	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1805	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1613	$self->init; # pass $1 etc.	1898	$self->init; # pass $1 etc.
1614	return $self;	1899	return $self;
1615	}	1900	}
1616	}	1901	}
1617		1902
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1903	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1904	()
1620	}	1905	}
1621		1906
1622	sub init {	1907	sub init {
1623	my ($self) = @_;	1908	my ($self) = @_;
…		…
1645		1930
1646	# the temporary/swap location	1931	# the temporary/swap location
1647	sub save_path {	1932	sub save_path {
1648	my ($self) = @_;	1933	my ($self) = @_;
1649		1934
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1935	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1936	"$TMPDIR/$path.map"
1652	}	1937	}
1653		1938
1654	# the unique path, undef == no special unique path	1939	# the unique path, undef == no special unique path
1655	sub uniq_path {	1940	sub uniq_path {
1656	my ($self) = @_;	1941	my ($self) = @_;
1657		1942
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1944	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1945	}
1670		1946
1671	sub decay_objects {	1947	sub decay_objects {
1672	my ($self) = @_;	1948	my ($self) = @_;
1673		1949
…		…
1686		1962
1687	sub load_header_from($) {	1963	sub load_header_from($) {
1688	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1689		1965
1690	utf8::encode $path;	1966	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	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;
1696		1975
1697	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1698		1977
1699	1	1978	1
1700	}	1979	}
…		…
1754	sub find {	2033	sub find {
1755	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1756		2035
1757	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1758		2037
		2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2040
1761	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1764	or return;	2043	or return;
1765		2044
1766	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1767		2046
…		…
1769	or return;	2048	or return;
1770		2049
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1774	$map->reset;	2055	$map->reset;
1775	undef $guard;
1776	return find $path;	2056	return find $path;
1777	}	2057	}
1778		2058
1779	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1780	}	2060	}
1781	}	2061	}
1782		2062
1783	sub pre_load { }	2063	sub pre_load { }
1784	sub post_load { }	2064	#sub post_load { } # XS
1785		2065
1786	sub load {	2066	sub load {
1787	my ($self) = @_;	2067	my ($self) = @_;
1788		2068
1789	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1790		2070
1791	my $path = $self->{path};	2071	my $path = $self->{path};
1792		2072
1793	{	2073	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1795		2075
		2076	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2078
1798	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1799		2080
1800	$self->alloc;	2081	$self->alloc;
1801		2082
1802	$self->pre_load;	2083	$self->pre_load;
1803	Coro::cede;	2084	cf::cede_to_tick;
1804		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1806	or return;	2089	or return;
1807		2090
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1809	if delete $self->{load_original};	2092	if delete $self->{load_original};
1810		2093
1811	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2095	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2098	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1816	}	2102	}
1817	}	2103	}
1818		2104
1819	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1820	# now do the right thing for maps	2108	# now do the right thing for maps
1821	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2111	unless $self->difficulty;
1824	Coro::cede;	2112	cf::cede_to_tick;
1825		2113
1826	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2115	$self->decay_objects;
1828	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1829	$self->update_buttons;	2117	$self->update_buttons;
1830	Coro::cede;	2118	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2119	$self->activate;
1834	}	2120	}
1835		2121
		2122	$self->{last_save} = $cf::RUNTIME;
		2123	$self->last_access ($cf::RUNTIME);
		2124
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2125	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2126	}
1838		2127
1839	$self->post_load;	2128	$self->post_load;
1840	}	2129	}
1841		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
1842	sub customise_for {	2134	sub customise_for {
1843	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
1844		2136
1845	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2138	if $self->per_player;
…		…
1850		2142
1851	$self	2143	$self
1852	}	2144	}
1853		2145
1854	# 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
1855	sub load_diag {	2147	sub load_neighbours {
1856	my ($map) = @_;	2148	my ($map) = @_;
1857		2149
1858	my @diag; # diagonal neighbours	2150	my @neigh; # diagonal neighbours
1859		2151
1860	for (0 .. 3) {	2152	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2153	my $neigh = $map->tile_path ($_)
1862	or next;	2154	or next;
1863	$neigh = find $neigh, $map	2155	$neigh = find $neigh, $map
1864	or next;	2156	or next;
1865	$neigh->load;	2157	$neigh->load;
1866		2158
		2159	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2162	}
1870		2163
1871	for (@diag) {	2164	for (grep defined $_->[0], @neigh) {
		2165	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2166	my $neigh = find $path, $origin
1873	or next;	2167	or next;
1874	$neigh->load;	2168	$neigh->load;
1875	}	2169	}
1876	}	2170	}
1877		2171
…		…
1882	}	2176	}
1883		2177
1884	sub do_load_sync {	2178	sub do_load_sync {
1885	my ($map) = @_;	2179	my ($map) = @_;
1886		2180
		2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2182	if $Coro::current == $Coro::main;
		2183
1887	cf::sync_job { $map->load };	2184	cf::sync_job { $map->load };
1888	}	2185	}
1889		2186
1890	our %MAP_PREFETCH;	2187	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2188	our $MAP_PREFETCHER = undef;
1892		2189
1893	sub find_async {	2190	sub find_async {
1894	my ($path, $origin) = @_;	2191	my ($path, $origin, $load) = @_;
1895		2192
1896	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
1897		2194
1898	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2197	}
1901		2198
1902	undef $MAP_PREFETCH{$path};	2199	$MAP_PREFETCH{$path} |= $load;
		2200
1903	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
1904	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2206	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2207	$map->load if $v;
		2208	}
1909		2209
1910	delete $MAP_PREFETCH{$path};	2210	delete $MAP_PREFETCH{$k};
1911	}	2211	}
1912	}	2212	}
1913	undef $MAP_PREFETCHER;	2213	undef $MAP_PREFETCHER;
1914	};	2214	};
1915	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
1916		2216
1917	()	2217	()
1918	}	2218	}
1919		2219
		2220	# common code, used by both ->save and ->swapout
1920	sub save {	2221	sub _save {
1921	my ($self) = @_;	2222	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2223
1925	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1926		2225
1927	return unless $self->dirty;	2226	return unless $self->dirty;
1928		2227
…		…
1934	return if $self->{deny_save};	2233	return if $self->{deny_save};
1935		2234
1936	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
1937		2236
1938	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
1940	};	2240	};
		2241
		2242	cf::get_slot 0.02;
1941		2243
1942	if ($uniq) {	2244	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2247	} else {
1946	$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);
1947	}	2249	}
1948	}	2250	}
1949		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
1950	sub swap_out {	2260	sub swap_out {
1951	my ($self) = @_;	2261	my ($self) = @_;
1952		2262
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2264
		2265	return if $self->in_memory != cf::MAP_ACTIVE;
		2266	return if $self->{deny_save};
1958	return if $self->players;	2267	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		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
1962	$self->clear;	2278	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2279	}
1965		2280
1966	sub reset_at {	2281	sub reset_at {
1967	my ($self) = @_;	2282	my ($self) = @_;
1968		2283
…		…
1986		2301
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2303
1989	return if $self->players;	2304	return if $self->players;
1990		2305
1991	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
1992		2307
1993	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
1994		2309
1995	# need to save uniques path	2310	# need to save uniques path
1996	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2315	if $uniq;
2001	}	2316	}
2002		2317
2003	delete $cf::MAP{$self->path};	2318	delete $cf::MAP{$self->path};
2004		2319
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2322	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2323
2009	$self->unlink_save;	2324	$self->unlink_save;
2010	$self->destroy;	2325	$self->destroy;
2011	}	2326	}
2012		2327
2013	my $nuke_counter = "aaaa";	2328	my $nuke_counter = "aaaa";
2014		2329
2015	sub nuke {	2330	sub nuke {
2016	my ($self) = @_;	2331	my ($self) = @_;
2017		2332
		2333	{
		2334	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2335
2018	delete $cf::MAP{$self->path};	2336	delete $cf::MAP{$self->path};
2019		2337
2020	$self->unlink_save;	2338	$self->unlink_save;
2021		2339
2022	bless $self, "cf::map";	2340	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2341	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2342	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2343	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2344	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2345
2028	$cf::MAP{$self->path} = $self;	2346	$cf::MAP{$self->path} = $self;
		2347	}
2029		2348
2030	$self->reset; # polite request, might not happen	2349	$self->reset; # polite request, might not happen
2031	}	2350	}
2032		2351
2033	=item $maps = cf::map::tmp_maps	2352	=item $maps = cf::map::tmp_maps
…		…
2075		2394
2076	sub unique_maps() {	2395	sub unique_maps() {
2077	[	2396	[
2078	map {	2397	map {
2079	utf8::decode $_;	2398	utf8::decode $_;
2080	/\.map$/	2399	s/\.map$//; # TODO future compatibility hack
		2400	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2401	? ()
2081	? normalise $_	2402	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2404	]
2085	}	2405	}
2086		2406
2087	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	}
2088		2438
2089	=back	2439	=back
2090		2440
2091	=head3 cf::object	2441	=head3 cf::object
2092		2442
…		…
2096		2446
2097	=over 4	2447	=over 4
2098		2448
2099	=item $ob->inv_recursive	2449	=item $ob->inv_recursive
2100		2450
2101	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.
2102		2453
2103	=cut	2454	=cut
2104		2455
2105	sub inv_recursive_;	2456	sub inv_recursive_;
2106	sub inv_recursive_ {	2457	sub inv_recursive_ {
…		…
2109		2460
2110	sub inv_recursive {	2461	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2462	inv_recursive_ inv $_[0]
2112	}	2463	}
2113		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
2114	package cf;	2493	package cf;
2115		2494
2116	=back	2495	=back
2117		2496
2118	=head3 cf::object::player	2497	=head3 cf::object::player
…		…
2124	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>
2125	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
2126	dialogue with the given NPC character.	2505	dialogue with the given NPC character.
2127		2506
2128	=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	};
2129		2522
2130	# rough implementation of a future "reply" method that works	2523	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2524	# with dialog boxes.
2132	#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
2133	sub cf::object::player::reply($$$;$) {	2526	sub cf::object::player::reply($$$;$) {
…		…
2140		2533
2141	} else {	2534	} else {
2142	my $pl = $self->contr;	2535	my $pl = $self->contr;
2143		2536
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2537	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2538	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2539	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2540
2153	} else {	2541	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2542	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2543	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2544	}
2157	}	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 (@_);
2158	}	2556	}
2159		2557
2160	=item $player_object->may ("access")	2558	=item $player_object->may ("access")
2161		2559
2162	Returns wether the given player is authorized to access resource "access"	2560	Returns wether the given player is authorized to access resource "access"
…		…
2175		2573
2176	=item $player_object->enter_link	2574	=item $player_object->enter_link
2177		2575
2178	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}>).
2179		2577
2180	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.
2181	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.
2182		2582
2183	Will never block.	2583	Will never block.
2184		2584
2185	=item $player_object->leave_link ($map, $x, $y)	2585	=item $player_object->leave_link ($map, $x, $y)
2186		2586
…		…
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2612
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2215		2615
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2617	}
2218		2618
2219	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2221		2621
…		…
2238	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2240		2640
2241	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2244		2644
2245	$map->load;	2645	$map->load;
2246	$map->load_diag;	2646	$map->load_neighbours;
2247		2647
2248	return unless $self->contr->active;	2648	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2649
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
2253	}
2254		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
		2655	}
		2656
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2658
2257	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
2258	her, loading and preparing them map, calling the provided $check callback	2660	her, loading and preparing them map, calling the provided $check callback
2259	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
2260	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 >>.
2261		2667
2262	=cut	2668	=cut
2263		2669
2264	our $GOTOGEN;	2670	our $GOTOGEN;
2265		2671
2266	sub cf::object::player::goto {	2672	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2673	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2674
2269	# 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
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2676	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2677
2272	$self->enter_link;	2678	$self->enter_link;
2273		2679
2274	(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
2275	my $map = eval {	2702	my $map = eval {
2276	my $map = cf::map::find $path;	2703	my $map = defined $path ? cf::map::find $path : undef;
2277		2704
2278	if ($map) {	2705	if ($map) {
2279	$map = $map->customise_for ($self);	2706	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2707	$map = $check->($map) if $check && $map;
2281	} else {	2708	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2709	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2710	}
2284		2711
2285	$map	2712	$map
2286	};	2713	};
2287		2714
…		…
2292		2719
2293	if ($gen == $self->{_goto_generation}) {	2720	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2721	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2722	$self->leave_link ($map, $x, $y);
2296	}	2723	}
		2724
		2725	$done->() if $done;
2297	})->prio (1);	2726	})->prio (1);
2298	}	2727	}
2299		2728
2300	=item $player_object->enter_exit ($exit_object)	2729	=item $player_object->enter_exit ($exit_object)
2301		2730
…		…
2321	}	2750	}
2322		2751
2323	sub prepare_random_map {	2752	sub prepare_random_map {
2324	my ($exit) = @_;	2753	my ($exit) = @_;
2325		2754
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2755	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2756	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2757	# that depends on the exit object
2331		2758
2332	my $rmp = parse_random_map_params $exit->msg;	2759	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2761	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2762	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2763	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2764	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2765	$rmp->{origin_y} = $exit->y;
		2766
		2767	$exit->map->touch;
2339	}	2768	}
2340		2769
2341	$rmp->{random_seed} ||= $exit->random_seed;	2770	$rmp->{random_seed} ||= $exit->random_seed;
2342		2771
2343	my $data = cf::to_json $rmp;	2772	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2773	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2774	my $meta = "$RANDOMDIR/$md5.meta";
2346		2775
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2776	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2777	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2778	undef $fh;
2350	aio_rename "$meta~", $meta;	2779	aio_rename "$meta~", $meta;
2351		2780
		2781	my $slaying = "?random/$md5";
		2782
		2783	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2784	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2785	$exit->msg (undef);
		2786	}
2354	}	2787	}
2355	}	2788	}
2356		2789
2357	sub cf::object::player::enter_exit {	2790	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2791	my ($self, $exit) = @_;
2359		2792
2360	return unless $self->type == cf::PLAYER;	2793	return unless $self->type == cf::PLAYER;
2361		2794
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2795	$self->enter_link;
2374		2796
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2797	(async {
2380	$self->deactivate_recursive; # just to be sure	2798	$Coro::current->{desc} = "enter_exit";
		2799
2381	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
2382	$self->goto ($slaying, $hp, $sp);	2815	$self->goto ($map, $x, $y);
2383		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
2384	1;	2821	1
2385	}) {	2822	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "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. "
2388	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2827
2391	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2410		2847
2411	utf8::encode $text;	2848	utf8::encode $text;
2412	$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);
2413	}	2850	}
2414		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
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2878
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2880	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2881	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2882	the message unless the client supports the msg packet.
2421		2883
2422	=cut	2884	=cut
2423		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" => $CHAT_CHANNEL,
		2998	);
		2999
2424	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3002
2427	$msg = $self->pl->expand_cfpod ($msg);	3003	$msg = $self->pl->expand_cfpod ($msg)
		3004	unless $color & cf::NDI_VERBATIM;
		3005
		3006	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3007
		3008	# check predefined channels, for the benefit of C
		3009	if ($CHANNEL{$channel}) {
		3010	$channel = $CHANNEL{$channel};
		3011
		3012	$self->ext_msg (channel_info => $channel);
		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);
		3020	}
		3021
		3022	$channel = $channel->{id};
		3023	}
2428		3024
2429	return unless @extra || length $msg;	3025	return unless @extra || length $msg;
2430		3026
2431	if ($self->can_msg) {	3027	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3029	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3030
2444	if ($color >= 0) {	3031	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3032	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3034	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3035
		3036	$self->send_big_packet ($pkt);
		3037	}
		3038
2455	=item $client->ext_event ($type, %msg)	3039	=item $client->ext_msg ($type, @msg)
2456		3040
2457	Sends an ext event to the client.	3041	Sends an ext event to the client.
2458		3042
2459	=cut	3043	=cut
2460		3044
2461	sub cf::client::ext_event($$%) {	3045	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3046	my ($self, $type, @msg) = @_;
2463		3047
		3048	if ($self->extcmd == 2) {
		3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3050	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3051	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%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	}
2466	}	3072	}
2467		3073
2468	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2469		3075
2470	Queues a query to the client, calling the given callback with	3076	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3131	my ($ns, $buf) = @_;
2526		3132
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3133	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3134
2529	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
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3143	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3144	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3145	}
		3146
		3147	$ns->ext_reply ($reply, @reply)
		3148	if $reply;
		3149
2536	} else {	3150	} else {
2537	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";
2538	}	3152	}
2539		3153
2540	cf::override;	3154	cf::override;
…		…
2562		3176
2563	$coro	3177	$coro
2564	}	3178	}
2565		3179
2566	cf::client->attach (	3180	cf::client->attach (
2567	on_destroy => sub {	3181	on_client_destroy => sub {
2568	my ($ns) = @_;	3182	my ($ns) = @_;
2569		3183
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3185	},
2572	);	3186	);
…		…
2587	our $safe = new Safe "safe";	3201	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
2589		3203
2590	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
2591		3205
2592	$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	));
2593		3211
2594	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
2595		3213
2596	=pod	3214	=pod
2597		3215
2598	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
2599		3217
2600	cf::object	3218	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3219	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3220	insert remove name archname title slaying race decrease split
		3221	value
2603		3222
2604	cf::object::player	3223	cf::object::player
2605	player	3224	player
2606		3225
2607	cf::player	3226	cf::player
…		…
2612		3231
2613	=cut	3232	=cut
2614		3233
2615	for (	3234	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3235	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3236	insert remove inv nrof name archname title slaying race
		3237	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
2621	) {	3241	) {
2622	no strict 'refs';	3242	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2642		3262
2643	my $qcode = $code;	3263	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
2646		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
2647	local $_;	3270	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3271
2650	my $eval =	3272	my $eval =
2651	"do {\n"	3273	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3276	. $code
2655	. "\n}"	3277	. "\n}"
2656	;	3278	;
2657		3279
		3280	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	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	}
2661		3289
2662	if ($@) {	3290	if ($@) {
2663	warn "$@";	3291	warn "$@";
2664	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
2665	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2684	=cut	3312	=cut
2685		3313
2686	sub register_script_function {	3314	sub register_script_function {
2687	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
2688		3316
2689	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
2691	}	3319	}
2692		3320
2693	=back	3321	=back
2694		3322
2695	=cut	3323	=cut
…		…
2697	#############################################################################	3325	#############################################################################
2698	# the server's init and main functions	3326	# the server's init and main functions
2699		3327
2700	sub load_facedata($) {	3328	sub load_facedata($) {
2701	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;
2702		3336
2703	warn "loading facedata from $path\n";	3337	warn "loading facedata from $path\n";
2704		3338
2705	my $facedata;	3339	my $facedata;
2706	0 < aio_load $path, $facedata	3340	0 < aio_load $path, $facedata
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3343	$facedata = Coro::Storable::thaw $facedata;
2710		3344
2711	$facedata->{version} == 2	3345	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		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
2714	{	3357	{
2715	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
2716		3359
2717	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3362
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3363	cf::face::set_visibility $idx, $info->{visibility};
		3364	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3367
		3368	cf::cede_to_tick;
2723	}	3369	}
2724		3370
2725	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3372	next unless $info->{smooth};
		3373
2727	my $idx = cf::face::find $face	3374	my $idx = cf::face::find $face
2728	or next;	3375	or next;
		3376
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3377	if (my $smooth = cf::face::find $info->{smooth}) {
		3378	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3379	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3380	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3381	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3382	}
2734	Coro::cede;	3383
		3384	cf::cede_to_tick;
2735	}	3385	}
2736	}	3386	}
2737		3387
2738	{	3388	{
2739	my $anims = $facedata->{animinfo};	3389	my $anims = $facedata->{animinfo};
2740		3390
2741	while (my ($anim, $info) = each %$anims) {	3391	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3392	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3393	cf::cede_to_tick;
2744	}	3394	}
2745		3395
2746	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
2747	}	3397	}
2748		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
2749	1	3418	1
2750	}	3419	}
2751		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
2752	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
2753	load_resource_file "$MAPDIR/regions"	3464	load_resource_file "$MAPDIR/regions"
2754	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	}
2755	}	3471	}
2756		3472
2757	sub reload_facedata {	3473	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3474	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3475	or die "unable to load facedata\n";
2760	}	3476	}
2761		3477
2762	sub reload_archetypes {	3478	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3479	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3480	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3481	}
2771		3482
2772	sub reload_treasures {	3483	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3484	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3485	or die "unable to load treasurelists\n";
2775	}	3486	}
2776		3487
2777	sub reload_resources {	3488	sub reload_resources {
2778	warn "reloading resource files...\n";	3489	warn "reloading resource files...\n";
2779		3490
		3491	reload_facedata;
		3492	reload_archetypes;
2780	reload_regions;	3493	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3494	reload_treasures;
2785		3495
2786	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
2787	}	3497	}
2788		3498
2789	sub init {	3499	sub reload_config {
2790	reload_resources;	3500	warn "reloading config file...\n";
2791	}
2792		3501
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3503	or return;
2796		3504
2797	local $/;	3505	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
2799		3507
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3509
2802	$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};
2803	$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};
…		…
2807	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2808	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
2809	};	3517	};
2810	warn $@ if $@;	3518	warn $@ if $@;
2811	}	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;
2812	}	3550	}
2813		3551
2814	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
2815	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
2817	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#
2818	(async {	3565	(async {
2819	Event::one_event;	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3567	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
2821	};	3569	};
2822		3570
2823	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;
2824	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
2825	load_extensions;	3594	load_extensions;
2826		3595
2827	$TICK_WATCHER->start;	3596	utime time, time, $RUNTIMEFILE;
2828	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;
2829	}	3609	}
2830		3610
2831	#############################################################################	3611	#############################################################################
2832	# initialisation and cleanup	3612	# initialisation and cleanup
2833		3613
2834	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
2835	BEGIN {	3615	BEGIN {
		3616	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3618	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3619	cf::cleanup "SIG$signal";
2844	},
2845	);	3620	};
2846	}	3621	}
2847	}	3622	}
2848		3623
2849	sub write_runtime {	3624	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3625	my $t0 = AE::time;
2851		3626
2852	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
2854		3629
2855	IO::AIO::aio_utime $runtime, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3631
2857	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
2858		3633
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3635	or return;
2861		3636
2862	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3649	aio_utime $fh, undef, undef;
2875		3650
2876	close $fh	3651	close $fh
2877	or return;	3652	or return;
2878		3653
2879	aio_rename "$runtime~", $runtime	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3655	and return;
2881		3656
2882	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3658
2884	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 };
2885	}	3710	}
2886		3711
2887	sub emergency_save() {	3712	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
2889		3714
2890	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
2891		3716
2892	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
2893	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3729	$pl->valid or next;
		3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3731	$pl->save;
2901	}	3732	}
2902	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
2903		3734
2904	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3738	$map->valid or next;
2908	$map->save;	3739	$map->save;
2909	}	3740	}
2910	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
2911		3742
2912	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
2914	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";
2915	};	3750	};
2916		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
2917	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
2918	}	3758	}
2919		3759
2920	sub post_cleanup {	3760	sub post_cleanup {
2921	my ($make_core) = @_;	3761	my ($make_core) = @_;
2922		3762
2923	warn Carp::longmess "post_cleanup backtrace"	3763	warn Carp::longmess "post_cleanup backtrace"
2924	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	}
2925	}	3793	}
2926		3794
2927	sub do_reload_perl() {	3795	sub do_reload_perl() {
2928	# can/must only be called in main	3796	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
2930	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
2931	return;	3799	return;
2932	}	3800	}
2933		3801
		3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
		3805
		3806	while ($RELOAD) {
2934	warn "reloading...";	3807	warn "reloading...";
2935		3808
2936	warn "entering sync_job";	3809	warn "entering sync_job";
2937		3810
2938	cf::sync_job {	3811	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3813	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3814	cf::write_runtime_sync; # external watchdog should not bark
2942		3815
2943	warn "syncing database to disk";	3816	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3817	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3818
2946	# 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
2947		3820
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3821	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3822	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3823	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3824	}
2985		3825
2986	warn "... nuking $pkg";	3826	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3827	$_->cancel for values %EXT_CORO;
2988	}	3828	%EXT_CORO = ();
2989		3829
2990	warn "unloading all perl modules loaded from $LIBDIR";	3830	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3831	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3832
		3833	warn "removing ext/exti commands";
		3834	%EXTCMD = ();
		3835	%EXTICMD = ();
		3836
		3837	warn "unloading/nuking all extensions";
		3838	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3839	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3840
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3841	if (my $cb = $pkg->can ("unload")) {
		3842	eval {
3001	$cb->();	3843	$cb->($pkg);
		3844	1
		3845	} or warn "$pkg unloaded, but with errors: $@";
		3846	}
		3847
		3848	warn "... clearing $pkg";
		3849	clear_package $pkg;
3002	}	3850	}
3003		3851
3004	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 $k;
3005	}	3867	}
3006		3868
3007	warn "getting rid of safe::, as good as possible";	3869	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3870	clear_package "safe::$_"
3009	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);
3010		3872
3011	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3876
3015	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3878	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
3018		3880
3019	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
3020		3882
3021	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
3022	require cf;	3884	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
3024		3886
3025	warn "loading config and database again";	3887	warn "loading config and database again";
3026	cf::cfg_load;	3888	cf::reload_config;
3027		3889
3028	warn "loading extensions";	3890	warn "loading extensions";
3029	cf::load_extensions;	3891	cf::load_extensions;
3030		3892
		3893	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
3037		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
		3904
3038	warn "leaving sync_job";	3905	warn "leaving sync_job";
3039		3906
3040	1	3907	1
3041	} or do {	3908	} or do {
3042	warn $@;	3909	warn $@;
3043	warn "error while reloading, exiting.";	3910	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3911	};
3046		3912
3047	warn "reloaded";	3913	warn "reloaded";
		3914	--$RELOAD;
		3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
3048	};	3919	};
3049		3920
3050	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
3051		3922
3052	sub reload_perl() {	3923	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
3055		3926
3056	$RELOAD_WATCHER ||= Event->timer (	3927	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3928	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3929
3059	data => WF_AUTOCANCEL,	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3931	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
3063	},	3933	};
3064	);	3934	};
3065	}	3935	}
3066		3936
3067	register_command "reload" => sub {	3937	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
3069		3939
3070	if ($who->flag (FLAG_WIZ)) {	3940	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3941	$who->message ("reloading server.");
		3942	async {
		3943	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3944	reload_perl;
		3945	};
3073	}	3946	}
3074	};	3947	};
3075		3948
3076	unshift @INC, $LIBDIR;	3949	unshift @INC, $LIBDIR;
3077		3950
…		…
3079		3952
3080	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
3082		3955
3083	sub wait_for_tick {	3956	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		3958
3087	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3961	$signal->wait;
3090	}	3962	}
3091		3963
3092	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		3966
3096	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3969	$signal->wait;
3099	}	3970	}
3100		3971
3101	my $min = 1e6;#d#	3972	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3973	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3974	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3113	return;	3976	return;
3114	}	3977	}
3115		3978
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
3119		3980
3120	0 && sync_job {#d#	3981	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		3982
3126	$map->width (50);	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	3985	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	3986	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	3987	write_runtime_sync
3131		3988	or warn "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3989	};
		3990	}
3142		3991
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3992	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3993	$sig->send;
3159	}	3994	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3995	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3996	$sig->send;
3162	}	3997	}
3163		3998
3164	$NOW = Event::time;	3999	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4000	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4001
3175	_post_tick;	4002	if (0) {
3176		4003	if ($NEXT_TICK) {
3177		4004	my $jitter = $TICK_START - $NEXT_TICK;
		4005	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4006	warn "jitter $JITTER\n";#d#
		4007	}
3178	},	4008	}
3179	);	4009	}
3180		4010
3181	{	4011	{
3182	BDB::max_poll_time $TICK * 0.1;	4012	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4013
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4014	BDB::min_parallel 16;
3192		4015	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4016	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4017
3208	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3209	$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);
3210		4025
3211	cf::sync_job {	4026	cf::sync_job {
3212	eval {	4027	eval {
3213	BDB::db_env_open	4028	BDB::db_env_open
3214	$DB_ENV,	4029	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4031	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4032	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4033	0666;
3219		4034
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4035	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4036	};
3225		4037
3226	cf::cleanup "db_env_open(db): $@" if $@;	4038	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4039	};
3228	}	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	};
3229	}	4051	}
3230		4052
3231	{	4053	{
		4054	# configure IO::AIO
		4055
3232	IO::AIO::min_parallel 8;	4056	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4057	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4058	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4059	}
3245		4060
3246	my $_log_backtrace;	4061	my $_log_backtrace;
3247		4062
3248	sub _log_backtrace {	4063	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	4066	$msg =~ s/\n//;
3252		4067
3253	# limit the # of concurrent backtraces	4068	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4069	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	4070	++$_log_backtrace;
		4071	my $perl_bt = Carp::longmess $msg;
3256	async {	4072	async {
		4073	$Coro::current->{desc} = "abt $msg";
		4074
3257	my @bt = fork_call {	4075	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4076	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4077	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	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 |"
3261	or die "addr2line: $!";	4079	or die "addr2line: $!";
…		…
3269	}	4087	}
3270		4088
3271	@funcs	4089	@funcs
3272	};	4090	};
3273		4091
3274	LOG llevInfo, "[ABT] $msg\n";	4092	LOG llevInfo, "[ABT] $perl_bt\n";
		4093	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4094	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4095	--$_log_backtrace;
3277	};	4096	};
3278	} else {	4097	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4098	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	4100	}
3282	}	4101	}
3283		4102
3284	# load additional modules	4103	# load additional modules
3285	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3286		4106
3287	END { cf::emergency_save }	4107	END { cf::emergency_save }
3288		4108
3289	1	4109	1
3290		4110

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