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Revision 1.301 by root, Tue Jul 10 07:01:51 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
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		578
423	sub fork_call(&@) {	579	sub fork_call(&@) {
424	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
425		581
426	# 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,
427	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		585
431	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	587	reset_signals;
445	local $SIG{__WARN__};	588	&$cb
446	local $SIG{__DIE__};	589	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		590
453	eval {	591	wantarray ? @res : $res[-1]
454	close $fh1;	592	}
455		593
456	my @res = eval { $cb->(@args) };	594	sub objinfo {
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	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
465	}	630	}
466		631
467	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
468		633
469	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
472		637
473	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
474	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).
475		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
476	=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	}
477		664
478	our $DB;	665	our $DB;
479		666
480	sub db_init {	667	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	668	cf::sync_job {
485	eval {	669	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	670	};
495	}	671	}
496		672
497	sub db_get($$) {	673	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
499		675
…		…
549	if (1) {	725	if (1) {
550	$md5 =	726	$md5 =
551	join "\x00",	727	join "\x00",
552	$processversion,	728	$processversion,
553	map {	729	map {
554	Coro::cede;	730	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	732	} 0.. $#$src;
557		733
558		734
559	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		773
598	#############################################################################	774	#############################################################################
599		775
600	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
601		777
602	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
603	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")
604	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
605		781
606	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>
607	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
608	Crossfire TRT).	784	Deliantra).
609		785
610	=over 4	786	=over 4
611		787
612	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
613		789
…		…
657	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
658		834
659	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
660	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
661		837
662	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
663	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.
664		840
665	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
666		842
667	=over 4	843	=over 4
…		…
865	";	1041	";
866	die if $@;	1042	die if $@;
867	}	1043	}
868		1044
869	our $override;	1045	our $override;
870	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?
871		1047
872	sub override {	1048	sub override {
873	$override = 1;	1049	$override = 1;
874	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
875	}	1051	}
876		1052
877	sub do_invoke {	1053	sub do_invoke {
878	my $event = shift;	1054	my $event = shift;
879	my $callbacks = shift;	1055	my $callbacks = shift;
880		1056
881	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
882		1058
883	local $override;	1059	local $override;
884		1060
885	for (@$callbacks) {	1061	for (@$callbacks) {
886	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
895	}	1071	}
896		1072
897	0	1073	0
898	}	1074	}
899		1075
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1077
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1079
904	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
905		1081
906	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
907	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
908	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1085
910	=back	1086	=back
911		1087
912	=cut	1088	=cut
913		1089
914	#############################################################################	1090	#############################################################################
915	# 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	}
916		1134
917	sub reattach {	1135	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1137	my ($obj) = @_;
920		1138
		1139	# no longer needed after getting rid of delete_package?
921	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
922		1141
923	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
924		1143
925	@$registry = ();	1144	@$registry = ();
926		1145
…		…
941	cf::attachable->attach (	1160	cf::attachable->attach (
942	prio => -1000000,	1161	prio => -1000000,
943	on_instantiate => sub {	1162	on_instantiate => sub {
944	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
945		1164
946	$data = from_json $data;	1165	$data = decode_json $data;
947		1166
948	for (@$data) {	1167	for (@$data) {
949	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
950		1169
951	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1186	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
969		1188
970	sync_job {	1189	sync_job {
971	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
974		1194
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	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	}
979	close $fh;	1202	aio_close $fh;
980		1203
981	if (@$objs) {	1204	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1213	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
989	}	1215	}
990	} else {	1216	} else {
991	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
992	}	1218	}
993		1219
994	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1224	} else {
996	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
997	}	1226	}
998	} else {	1227	} else {
999	aio_unlink $filename;	1228	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1001	}	1230	}
1002	}	1231	};
1003	}	1232	}
1004		1233
1005	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1007		1236
…		…
1019	or return;	1248	or return;
1020		1249
1021	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1252	or return;
		1253
1024	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1025	}	1256	}
1026		1257
		1258	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1029	return ($data, $av);	1262	($data, $av)
1030	}	1263	}
1031		1264
1032	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1033		1266
1034	=over 4	1267	=over 4
…		…
1088	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1089		1322
1090	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1091	}	1324	}
1092		1325
		1326	use File::Glob ();
		1327
1093	cf::player->attach (	1328	cf::player->attach (
1094	on_command => sub {	1329	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1096		1331
1097	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1098	or return;	1333	or return;
1099		1334
…		…
1107	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1108		1343
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1345
1111	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
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1117	} else {	1361	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1363	}
1120		1364
1121	cf::override;	1365	cf::override;
1122	},	1366	},
1123	);	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	}
1124		1381
1125	sub load_extensions {	1382	sub load_extensions {
1126	cf::sync_job {	1383	cf::sync_job {
1127	my %todo;	1384	my %todo;
1128		1385
…		…
1148		1405
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1408
1152	$ext{source} =	1409	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1155	. $source	1412	. $source
1156	. "\n};\n1";	1413	. "\n};\n1";
1157		1414
1158	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1159	}	1416	}
1160		1417
		1418	my $pass = 0;
1161	my %done;	1419	my %done;
1162	while (%todo) {	1420	while (%todo) {
1163	my $progress;	1421	my $progress;
1164		1422
		1423	++$pass;
		1424
		1425	ext:
1165	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1428	next ext
1168	unless exists $done{$_};	1429	unless exists $done{$_};
1169	}	1430	}
1170		1431
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1433
1173	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1178	warn $msg;	1441
1179	warn "mandatory extension failed to load, exiting.\n";	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1443	delete $todo{$k};
1181	}	1444	} else {
1182		1445	$done{$k} = delete $todo{$k};
1183	warn $msg;	1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1184	}	1451	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1452	}
1190		1453
1191	skip:	1454	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	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	}
1194	}	1462	}
1195	};	1463	};
1196	}	1464	}
1197		1465
1198	#############################################################################	1466	#############################################################################
1199		1467
1200	=back	1468	=back
1201		1469
1202	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1203		1471
1204	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1205		1473
1206	=cut	1474	=cut
1207		1475
1208	package cf::player;	1476	package cf::player;
1209		1477
1210	use Coro::AIO;	1478	use Coro::AIO;
1211		1479
1212	=head3 cf::player	1480	=head3 cf::player
1213		1481
1214	=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	}
1215		1497
1216	=item cf::player::find $login	1498	=item cf::player::find $login
1217		1499
1218	Returns the given player object, loading it if necessary (might block).	1500	Returns the given player object, loading it if necessary (might block).
1219		1501
…		…
1238		1520
1239	sub exists($) {	1521	sub exists($) {
1240	my ($login) = @_;	1522	my ($login) = @_;
1241		1523
1242	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1244	}	1526	}
1245		1527
1246	sub find($) {	1528	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1530	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1537	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1538	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1539	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1540	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1541
1260	my $pl = load_pl path $login	1542	my $f = new_from_file cf::object::thawer path $login
1261	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;
1262	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1263	}	1551	}
1264	}	1552	}
1265	}	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	);
1266		1567
1267	sub save($) {	1568	sub save($) {
1268	my ($pl) = @_;	1569	my ($pl) = @_;
1269		1570
1270	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1576	return if $pl->{deny_save};
1276		1577
1277	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
1279		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
1280	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1281	Coro::cede;	1587	cf::cede_to_tick;
1282	}	1588	}
1283		1589
1284	sub new($) {	1590	sub new($) {
1285	my ($login) = @_;	1591	my ($login) = @_;
1286		1592
…		…
1292	$cf::PLAYER{$login} = $self;	1598	$cf::PLAYER{$login} = $self;
1293		1599
1294	$self	1600	$self
1295	}	1601	}
1296		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
1297	=item $pl->quit_character	1613	=item $pl->quit_character
1298		1614
1299	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
1300	be destroyed. May block for a long time.	1616	be destroyed. May block for a long time.
1301		1617
…		…
1305	my ($pl) = @_;	1621	my ($pl) = @_;
1306		1622
1307	my $name = $pl->ob->name;	1623	my $name = $pl->ob->name;
1308		1624
1309	$pl->{deny_save} = 1;	1625	$pl->{deny_save} = 1;
1310	$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
1311		1627
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1628	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1629	$pl->deactivate;
		1630	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1631	$pl->ob->check_score;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1632	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1633	$pl->ns->destroy if $pl->ns;
1316		1634
1317	my $path = playerdir $pl;	1635	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1636	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1672	or return [];
1355		1673
1356	my @logins;	1674	my @logins;
1357		1675
1358	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") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1682	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1683	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1684	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1685	}
1362		1686
1363	utf8::decode $login;	1687	utf8::decode $login;
1364	push @logins, $login;	1688	push @logins, $login;
1365	}	1689	}
1366		1690
…		…
1393	}	1717	}
1394		1718
1395	\@paths	1719	\@paths
1396	}	1720	}
1397		1721
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1723
1400	Expand crossfire pod fragments into protocol xml.	1724	Expand deliantra pod fragments into protocol xml.
1401		1725
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1726	=item $player->ext_reply ($msgid, @msg)
1449		1727
1450	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1451		1729
1452	=cut	1730	=cut
1453		1731
1454	sub ext_reply($$%) {	1732	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1733	my ($self, $id, @msg) = @_;
1456		1734
1457	$msg{msgid} = $id;	1735	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1736	}
1460		1737
1461	=item $player->ext_event ($type, %msg)	1738	=item $player->ext_msg ($type, @msg)
1462		1739
1463	Sends an ext event to the client.	1740	Sends an ext event to the client.
1464		1741
1465	=cut	1742	=cut
1466		1743
1467	sub ext_event($$%) {	1744	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1745	my ($self, $type, @msg) = @_;
1469		1746
1470	$self->ns->ext_event ($type, %msg);	1747	$self->ns->ext_msg ($type, @msg);
1471	}	1748	}
1472		1749
1473	=head3 cf::region	1750	=head3 cf::region
1474		1751
1475	=over 4	1752	=over 4
…		…
1488	my ($path) = @_;	1765	my ($path) = @_;
1489		1766
1490	my ($match, $specificity);	1767	my ($match, $specificity);
1491		1768
1492	for my $region (list) {	1769	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1770	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1771	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1772	if $region->specificity > $specificity;
1496	}	1773	}
1497	}	1774	}
1498		1775
…		…
1519	our $MAX_RESET = 3600;	1796	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1797	our $DEFAULT_RESET = 3000;
1521		1798
1522	sub generate_random_map {	1799	sub generate_random_map {
1523	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
1524	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1805	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1618	$self->init; # pass $1 etc.	1898	$self->init; # pass $1 etc.
1619	return $self;	1899	return $self;
1620	}	1900	}
1621	}	1901	}
1622		1902
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1903	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1904	()
1625	}	1905	}
1626		1906
1627	sub init {	1907	sub init {
1628	my ($self) = @_;	1908	my ($self) = @_;
…		…
1650		1930
1651	# the temporary/swap location	1931	# the temporary/swap location
1652	sub save_path {	1932	sub save_path {
1653	my ($self) = @_;	1933	my ($self) = @_;
1654		1934
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1935	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1936	"$TMPDIR/$path.map"
1657	}	1937	}
1658		1938
1659	# the unique path, undef == no special unique path	1939	# the unique path, undef == no special unique path
1660	sub uniq_path {	1940	sub uniq_path {
1661	my ($self) = @_;	1941	my ($self) = @_;
1662		1942
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1944	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1945	}
1675		1946
1676	sub decay_objects {	1947	sub decay_objects {
1677	my ($self) = @_;	1948	my ($self) = @_;
1678		1949
…		…
1691		1962
1692	sub load_header_from($) {	1963	sub load_header_from($) {
1693	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1694		1965
1695	utf8::encode $path;	1966	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	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;
1701		1975
1702	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1703		1977
1704	1	1978	1
1705	}	1979	}
…		…
1759	sub find {	2033	sub find {
1760	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1761		2035
1762	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1763		2037
		2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2040
1766	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1769	or return;	2043	or return;
1770		2044
1771	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1772		2046
…		…
1774	or return;	2048	or return;
1775		2049
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1779	$map->reset;	2055	$map->reset;
1780	undef $guard;
1781	return find $path;	2056	return find $path;
1782	}	2057	}
1783		2058
1784	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1785	}	2060	}
1786	}	2061	}
1787		2062
1788	sub pre_load { }	2063	sub pre_load { }
1789	sub post_load { }	2064	#sub post_load { } # XS
1790		2065
1791	sub load {	2066	sub load {
1792	my ($self) = @_;	2067	my ($self) = @_;
1793		2068
1794	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1795		2070
1796	my $path = $self->{path};	2071	my $path = $self->{path};
1797		2072
1798	{	2073	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1800		2075
		2076	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2078
1803	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1804		2080
1805	$self->alloc;	2081	$self->alloc;
1806		2082
1807	$self->pre_load;	2083	$self->pre_load;
1808	Coro::cede;	2084	cf::cede_to_tick;
1809		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1811	or return;	2089	or return;
1812		2090
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1814	if delete $self->{load_original};	2092	if delete $self->{load_original};
1815		2093
1816	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2095	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2098	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1821	}	2102	}
1822	}	2103	}
1823		2104
1824	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1825	# now do the right thing for maps	2108	# now do the right thing for maps
1826	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2111	unless $self->difficulty;
1829	Coro::cede;	2112	cf::cede_to_tick;
1830		2113
1831	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2115	$self->decay_objects;
1833	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1834	$self->update_buttons;	2117	$self->update_buttons;
1835	Coro::cede;	2118	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2119	$self->activate;
1839	}	2120	}
1840		2121
		2122	$self->{last_save} = $cf::RUNTIME;
		2123	$self->last_access ($cf::RUNTIME);
		2124
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2125	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2126	}
1843		2127
1844	$self->post_load;	2128	$self->post_load;
1845	}	2129	}
1846		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
1847	sub customise_for {	2134	sub customise_for {
1848	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
1849		2136
1850	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2138	if $self->per_player;
…		…
1855		2142
1856	$self	2143	$self
1857	}	2144	}
1858		2145
1859	# 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
1860	sub load_diag {	2147	sub load_neighbours {
1861	my ($map) = @_;	2148	my ($map) = @_;
1862		2149
1863	my @diag; # diagonal neighbours	2150	my @neigh; # diagonal neighbours
1864		2151
1865	for (0 .. 3) {	2152	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2153	my $neigh = $map->tile_path ($_)
1867	or next;	2154	or next;
1868	$neigh = find $neigh, $map	2155	$neigh = find $neigh, $map
1869	or next;	2156	or next;
1870	$neigh->load;	2157	$neigh->load;
1871		2158
		2159	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2162	}
1875		2163
1876	for (@diag) {	2164	for (grep defined $_->[0], @neigh) {
		2165	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2166	my $neigh = find $path, $origin
1878	or next;	2167	or next;
1879	$neigh->load;	2168	$neigh->load;
1880	}	2169	}
1881	}	2170	}
1882		2171
…		…
1887	}	2176	}
1888		2177
1889	sub do_load_sync {	2178	sub do_load_sync {
1890	my ($map) = @_;	2179	my ($map) = @_;
1891		2180
		2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2182	if $Coro::current == $Coro::main;
		2183
1892	cf::sync_job { $map->load };	2184	cf::sync_job { $map->load };
1893	}	2185	}
1894		2186
1895	our %MAP_PREFETCH;	2187	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2188	our $MAP_PREFETCHER = undef;
1897		2189
1898	sub find_async {	2190	sub find_async {
1899	my ($path, $origin) = @_;	2191	my ($path, $origin, $load) = @_;
1900		2192
1901	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
1902		2194
1903	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2197	}
1906		2198
1907	undef $MAP_PREFETCH{$path};	2199	$MAP_PREFETCH{$path} |= $load;
		2200
1908	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
1909	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2206	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2207	$map->load if $v;
		2208	}
1914		2209
1915	delete $MAP_PREFETCH{$path};	2210	delete $MAP_PREFETCH{$k};
1916	}	2211	}
1917	}	2212	}
1918	undef $MAP_PREFETCHER;	2213	undef $MAP_PREFETCHER;
1919	};	2214	};
1920	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
1921		2216
1922	()	2217	()
1923	}	2218	}
1924		2219
		2220	# common code, used by both ->save and ->swapout
1925	sub save {	2221	sub _save {
1926	my ($self) = @_;	2222	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2223
1930	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1931		2225
1932	return unless $self->dirty;	2226	return unless $self->dirty;
1933		2227
…		…
1939	return if $self->{deny_save};	2233	return if $self->{deny_save};
1940		2234
1941	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
1942		2236
1943	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
1945	};	2240	};
		2241
		2242	cf::get_slot 0.02;
1946		2243
1947	if ($uniq) {	2244	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2247	} else {
1951	$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);
1952	}	2249	}
1953	}	2250	}
1954		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
1955	sub swap_out {	2260	sub swap_out {
1956	my ($self) = @_;	2261	my ($self) = @_;
1957		2262
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2264
		2265	return if $self->in_memory != cf::MAP_ACTIVE;
		2266	return if $self->{deny_save};
1963	return if $self->players;	2267	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		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
1967	$self->clear;	2278	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2279	}
1970		2280
1971	sub reset_at {	2281	sub reset_at {
1972	my ($self) = @_;	2282	my ($self) = @_;
1973		2283
…		…
1991		2301
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2303
1994	return if $self->players;	2304	return if $self->players;
1995		2305
1996	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
1997		2307
1998	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
1999		2309
2000	# need to save uniques path	2310	# need to save uniques path
2001	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2315	if $uniq;
2006	}	2316	}
2007		2317
2008	delete $cf::MAP{$self->path};	2318	delete $cf::MAP{$self->path};
2009		2319
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2322	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2323
2014	$self->unlink_save;	2324	$self->unlink_save;
2015	$self->destroy;	2325	$self->destroy;
2016	}	2326	}
2017		2327
2018	my $nuke_counter = "aaaa";	2328	my $nuke_counter = "aaaa";
2019		2329
2020	sub nuke {	2330	sub nuke {
2021	my ($self) = @_;	2331	my ($self) = @_;
2022		2332
		2333	{
		2334	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2335
2023	delete $cf::MAP{$self->path};	2336	delete $cf::MAP{$self->path};
2024		2337
2025	$self->unlink_save;	2338	$self->unlink_save;
2026		2339
2027	bless $self, "cf::map";	2340	bless $self, "cf::map";
2028	delete $self->{deny_reset};	2341	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2342	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2343	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2344	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2345
2033	$cf::MAP{$self->path} = $self;	2346	$cf::MAP{$self->path} = $self;
		2347	}
2034		2348
2035	$self->reset; # polite request, might not happen	2349	$self->reset; # polite request, might not happen
2036	}	2350	}
2037		2351
2038	=item $maps = cf::map::tmp_maps	2352	=item $maps = cf::map::tmp_maps
…		…
2080		2394
2081	sub unique_maps() {	2395	sub unique_maps() {
2082	[	2396	[
2083	map {	2397	map {
2084	utf8::decode $_;	2398	utf8::decode $_;
2085	/\.map$/	2399	s/\.map$//; # TODO future compatibility hack
		2400	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2401	? ()
2086	? normalise $_	2402	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2404	]
2090	}	2405	}
2091		2406
2092	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	}
2093		2438
2094	=back	2439	=back
2095		2440
2096	=head3 cf::object	2441	=head3 cf::object
2097		2442
…		…
2101		2446
2102	=over 4	2447	=over 4
2103		2448
2104	=item $ob->inv_recursive	2449	=item $ob->inv_recursive
2105		2450
2106	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.
2107		2453
2108	=cut	2454	=cut
2109		2455
2110	sub inv_recursive_;	2456	sub inv_recursive_;
2111	sub inv_recursive_ {	2457	sub inv_recursive_ {
…		…
2114		2460
2115	sub inv_recursive {	2461	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2462	inv_recursive_ inv $_[0]
2117	}	2463	}
2118		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
2119	package cf;	2493	package cf;
2120		2494
2121	=back	2495	=back
2122		2496
2123	=head3 cf::object::player	2497	=head3 cf::object::player
…		…
2129	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>
2130	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
2131	dialogue with the given NPC character.	2505	dialogue with the given NPC character.
2132		2506
2133	=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	};
2134		2522
2135	# rough implementation of a future "reply" method that works	2523	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2524	# with dialog boxes.
2137	#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
2138	sub cf::object::player::reply($$$;$) {	2526	sub cf::object::player::reply($$$;$) {
…		…
2145		2533
2146	} else {	2534	} else {
2147	my $pl = $self->contr;	2535	my $pl = $self->contr;
2148		2536
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2537	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2538	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2539	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2540
2158	} else {	2541	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2542	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2543	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2544	}
2162	}	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 (@_);
2163	}	2556	}
2164		2557
2165	=item $player_object->may ("access")	2558	=item $player_object->may ("access")
2166		2559
2167	Returns wether the given player is authorized to access resource "access"	2560	Returns wether the given player is authorized to access resource "access"
…		…
2180		2573
2181	=item $player_object->enter_link	2574	=item $player_object->enter_link
2182		2575
2183	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}>).
2184		2577
2185	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.
2186	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.
2187		2582
2188	Will never block.	2583	Will never block.
2189		2584
2190	=item $player_object->leave_link ($map, $x, $y)	2585	=item $player_object->leave_link ($map, $x, $y)
2191		2586
…		…
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2612
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2220		2615
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2617	}
2223		2618
2224	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2226		2621
…		…
2243	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2245		2640
2246	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2249		2644
2250	$map->load;	2645	$map->load;
2251	$map->load_diag;	2646	$map->load_neighbours;
2252		2647
2253	return unless $self->contr->active;	2648	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2649
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
2258	}
2259		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
		2655	}
		2656
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2658
2262	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
2263	her, loading and preparing them map, calling the provided $check callback	2660	her, loading and preparing them map, calling the provided $check callback
2264	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
2265	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 >>.
2266		2667
2267	=cut	2668	=cut
2268		2669
2269	our $GOTOGEN;	2670	our $GOTOGEN;
2270		2671
2271	sub cf::object::player::goto {	2672	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2673	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2674
2274	# 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
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2676	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2677
2277	$self->enter_link;	2678	$self->enter_link;
2278		2679
2279	(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
2280	my $map = eval {	2702	my $map = eval {
2281	my $map = cf::map::find $path;	2703	my $map = defined $path ? cf::map::find $path : undef;
2282		2704
2283	if ($map) {	2705	if ($map) {
2284	$map = $map->customise_for ($self);	2706	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2707	$map = $check->($map) if $check && $map;
2286	} else {	2708	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2709	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2710	}
2289		2711
2290	$map	2712	$map
2291	};	2713	};
2292		2714
…		…
2297		2719
2298	if ($gen == $self->{_goto_generation}) {	2720	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2721	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2722	$self->leave_link ($map, $x, $y);
2301	}	2723	}
		2724
		2725	$done->() if $done;
2302	})->prio (1);	2726	})->prio (1);
2303	}	2727	}
2304		2728
2305	=item $player_object->enter_exit ($exit_object)	2729	=item $player_object->enter_exit ($exit_object)
2306		2730
…		…
2326	}	2750	}
2327		2751
2328	sub prepare_random_map {	2752	sub prepare_random_map {
2329	my ($exit) = @_;	2753	my ($exit) = @_;
2330		2754
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2755	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2756	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2757	# that depends on the exit object
2336		2758
2337	my $rmp = parse_random_map_params $exit->msg;	2759	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2761	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2762	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2763	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2764	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2765	$rmp->{origin_y} = $exit->y;
		2766
		2767	$exit->map->touch;
2344	}	2768	}
2345		2769
2346	$rmp->{random_seed} ||= $exit->random_seed;	2770	$rmp->{random_seed} ||= $exit->random_seed;
2347		2771
2348	my $data = cf::to_json $rmp;	2772	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2773	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2774	my $meta = "$RANDOMDIR/$md5.meta";
2351		2775
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2776	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2777	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2778	undef $fh;
2355	aio_rename "$meta~", $meta;	2779	aio_rename "$meta~", $meta;
2356		2780
		2781	my $slaying = "?random/$md5";
		2782
		2783	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2784	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2785	$exit->msg (undef);
		2786	}
2359	}	2787	}
2360	}	2788	}
2361		2789
2362	sub cf::object::player::enter_exit {	2790	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2791	my ($self, $exit) = @_;
2364		2792
2365	return unless $self->type == cf::PLAYER;	2793	return unless $self->type == cf::PLAYER;
2366		2794
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2795	$self->enter_link;
2379		2796
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2797	(async {
2385	$self->deactivate_recursive; # just to be sure	2798	$Coro::current->{desc} = "enter_exit";
		2799
2386	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
2387	$self->goto ($slaying, $hp, $sp);	2815	$self->goto ($map, $x, $y);
2388		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
2389	1;	2821	1
2390	}) {	2822	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "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. "
2393	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2827
2396	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2415		2847
2416	utf8::encode $text;	2848	utf8::encode $text;
2417	$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);
2418	}	2850	}
2419		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
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2878
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2880	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2881	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2882	the message unless the client supports the msg packet.
2426		2883
2427	=cut	2884	=cut
2428		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" => $CHAT_CHANNEL,
		2998	);
		2999
2429	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3002
2432	$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	}
2433		3024
2434	return unless @extra || length $msg;	3025	return unless @extra || length $msg;
2435		3026
2436	if ($self->can_msg) {	3027	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3029	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3030
2449	if ($color >= 0) {	3031	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3032	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3034	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3035
		3036	$self->send_big_packet ($pkt);
		3037	}
		3038
2460	=item $client->ext_event ($type, %msg)	3039	=item $client->ext_msg ($type, @msg)
2461		3040
2462	Sends an ext event to the client.	3041	Sends an ext event to the client.
2463		3042
2464	=cut	3043	=cut
2465		3044
2466	sub cf::client::ext_event($$%) {	3045	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3046	my ($self, $type, @msg) = @_;
2468		3047
		3048	if ($self->extcmd == 2) {
		3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3050	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3051	push @msg, msgtype => "event_$type";
2470	$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	}
2471	}	3072	}
2472		3073
2473	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2474		3075
2475	Queues a query to the client, calling the given callback with	3076	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3131	my ($ns, $buf) = @_;
2531		3132
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3133	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3134
2534	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
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3143	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3144	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3145	}
		3146
		3147	$ns->ext_reply ($reply, @reply)
		3148	if $reply;
		3149
2541	} else {	3150	} else {
2542	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";
2543	}	3152	}
2544		3153
2545	cf::override;	3154	cf::override;
…		…
2567		3176
2568	$coro	3177	$coro
2569	}	3178	}
2570		3179
2571	cf::client->attach (	3180	cf::client->attach (
2572	on_destroy => sub {	3181	on_client_destroy => sub {
2573	my ($ns) = @_;	3182	my ($ns) = @_;
2574		3183
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3185	},
2577	);	3186	);
…		…
2592	our $safe = new Safe "safe";	3201	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
2594		3203
2595	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
2596		3205
2597	$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	));
2598		3211
2599	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
2600		3213
2601	=pod	3214	=pod
2602		3215
2603	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
2604		3217
2605	cf::object	3218	cf::object
2606	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
2607	insert remove	3220	insert remove name archname title slaying race decrease split
		3221	value
2608		3222
2609	cf::object::player	3223	cf::object::player
2610	player	3224	player
2611		3225
2612	cf::player	3226	cf::player
…		…
2617		3231
2618	=cut	3232	=cut
2619		3233
2620	for (	3234	for (
2621	["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
2622	insert remove)],	3236	insert remove inv nrof name archname title slaying race
		3237	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
2626	) {	3241	) {
2627	no strict 'refs';	3242	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2647		3262
2648	my $qcode = $code;	3263	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
2651		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
2652	local $_;	3270	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3271
2655	my $eval =	3272	my $eval =
2656	"do {\n"	3273	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3276	. $code
2660	. "\n}"	3277	. "\n}"
2661	;	3278	;
2662		3279
		3280	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	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	}
2666		3289
2667	if ($@) {	3290	if ($@) {
2668	warn "$@";	3291	warn "$@";
2669	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
2670	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2689	=cut	3312	=cut
2690		3313
2691	sub register_script_function {	3314	sub register_script_function {
2692	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
2693		3316
2694	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
2696	}	3319	}
2697		3320
2698	=back	3321	=back
2699		3322
2700	=cut	3323	=cut
…		…
2702	#############################################################################	3325	#############################################################################
2703	# the server's init and main functions	3326	# the server's init and main functions
2704		3327
2705	sub load_facedata($) {	3328	sub load_facedata($) {
2706	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;
2707		3336
2708	warn "loading facedata from $path\n";	3337	warn "loading facedata from $path\n";
2709		3338
2710	my $facedata;	3339	my $facedata;
2711	0 < aio_load $path, $facedata	3340	0 < aio_load $path, $facedata
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3343	$facedata = Coro::Storable::thaw $facedata;
2715		3344
2716	$facedata->{version} == 2	3345	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		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
2719	{	3357	{
2720	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
2721		3359
2722	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3362
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3363	cf::face::set_visibility $idx, $info->{visibility};
		3364	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3367
		3368	cf::cede_to_tick;
2728	}	3369	}
2729		3370
2730	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3372	next unless $info->{smooth};
		3373
2732	my $idx = cf::face::find $face	3374	my $idx = cf::face::find $face
2733	or next;	3375	or next;
		3376
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3377	if (my $smooth = cf::face::find $info->{smooth}) {
		3378	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3379	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3380	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3381	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3382	}
2739	Coro::cede;	3383
		3384	cf::cede_to_tick;
2740	}	3385	}
2741	}	3386	}
2742		3387
2743	{	3388	{
2744	my $anims = $facedata->{animinfo};	3389	my $anims = $facedata->{animinfo};
2745		3390
2746	while (my ($anim, $info) = each %$anims) {	3391	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3392	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3393	cf::cede_to_tick;
2749	}	3394	}
2750		3395
2751	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
2752	}	3397	}
2753		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
2754	1	3418	1
2755	}	3419	}
2756		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
2757	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
2758	load_resource_file "$MAPDIR/regions"	3464	load_resource_file "$MAPDIR/regions"
2759	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	}
2760	}	3471	}
2761		3472
2762	sub reload_facedata {	3473	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3474	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3475	or die "unable to load facedata\n";
2765	}	3476	}
2766		3477
2767	sub reload_archetypes {	3478	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3479	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3480	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3481	}
2776		3482
2777	sub reload_treasures {	3483	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3484	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3485	or die "unable to load treasurelists\n";
2780	}	3486	}
2781		3487
2782	sub reload_resources {	3488	sub reload_resources {
2783	warn "reloading resource files...\n";	3489	warn "reloading resource files...\n";
2784		3490
		3491	reload_facedata;
		3492	reload_archetypes;
2785	reload_regions;	3493	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3494	reload_treasures;
2790		3495
2791	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
2792	}	3497	}
2793		3498
2794	sub init {	3499	sub reload_config {
2795	reload_resources;	3500	warn "reloading config file...\n";
2796	}
2797		3501
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3503	or return;
2801		3504
2802	local $/;	3505	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
2804		3507
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3509
2807	$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};
2808	$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};
…		…
2812	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2813	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
2814	};	3517	};
2815	warn $@ if $@;	3518	warn $@ if $@;
2816	}	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;
2817	}	3550	}
2818		3551
2819	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
2820	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
2822	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#
2823	(async {	3565	(async {
2824	Event::one_event;	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3567	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
2826	};	3569	};
2827		3570
2828	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;
2829	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
2830	load_extensions;	3594	load_extensions;
2831		3595
2832	$TICK_WATCHER->start;	3596	utime time, time, $RUNTIMEFILE;
2833	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;
2834	}	3609	}
2835		3610
2836	#############################################################################	3611	#############################################################################
2837	# initialisation and cleanup	3612	# initialisation and cleanup
2838		3613
2839	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
2840	BEGIN {	3615	BEGIN {
		3616	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3618	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3619	cf::cleanup "SIG$signal";
2849	},
2850	);	3620	};
2851	}	3621	}
2852	}	3622	}
2853		3623
2854	sub write_runtime {	3624	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3625	my $t0 = AE::time;
2856		3626
2857	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
2859		3629
2860	IO::AIO::aio_utime $runtime, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3631
2862	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
2863		3633
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3635	or return;
2866		3636
2867	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3649	aio_utime $fh, undef, undef;
2880		3650
2881	close $fh	3651	close $fh
2882	or return;	3652	or return;
2883		3653
2884	aio_rename "$runtime~", $runtime	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3655	and return;
2886		3656
2887	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3658
2889	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 };
2890	}	3710	}
2891		3711
2892	sub emergency_save() {	3712	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
2894		3714
2895	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
2896		3716
2897	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
2898	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3729	$pl->valid or next;
		3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3731	$pl->save;
2906	}	3732	}
2907	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
2908		3734
2909	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3738	$map->valid or next;
2913	$map->save;	3739	$map->save;
2914	}	3740	}
2915	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
2916		3742
2917	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
2919	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";
2920	};	3750	};
2921		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
2922	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
2923	}	3758	}
2924		3759
2925	sub post_cleanup {	3760	sub post_cleanup {
2926	my ($make_core) = @_;	3761	my ($make_core) = @_;
2927		3762
2928	warn Carp::longmess "post_cleanup backtrace"	3763	warn Carp::longmess "post_cleanup backtrace"
2929	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	}
2930	}	3793	}
2931		3794
2932	sub do_reload_perl() {	3795	sub do_reload_perl() {
2933	# can/must only be called in main	3796	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
2935	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
2936	return;	3799	return;
2937	}	3800	}
2938		3801
		3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
		3805
		3806	while ($RELOAD) {
2939	warn "reloading...";	3807	warn "reloading...";
2940		3808
2941	warn "entering sync_job";	3809	warn "entering sync_job";
2942		3810
2943	cf::sync_job {	3811	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3813	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3814	cf::write_runtime_sync; # external watchdog should not bark
2947		3815
2948	warn "syncing database to disk";	3816	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3817	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3818
2951	# 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
2952		3820
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3821	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3822	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3823	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3824	}
2990		3825
2991	warn "... nuking $pkg";	3826	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3827	$_->cancel for values %EXT_CORO;
2993	}	3828	%EXT_CORO = ();
2994		3829
2995	warn "unloading all perl modules loaded from $LIBDIR";	3830	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3831	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3832
		3833	warn "removing ext/exti commands";
		3834	%EXTCMD = ();
		3835	%EXTICMD = ();
		3836
		3837	warn "unloading/nuking all extensions";
		3838	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3839	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3840
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3841	if (my $cb = $pkg->can ("unload")) {
		3842	eval {
3006	$cb->();	3843	$cb->($pkg);
		3844	1
		3845	} or warn "$pkg unloaded, but with errors: $@";
		3846	}
		3847
		3848	warn "... clearing $pkg";
		3849	clear_package $pkg;
3007	}	3850	}
3008		3851
3009	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 $k;
3010	}	3867	}
3011		3868
3012	warn "getting rid of safe::, as good as possible";	3869	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3870	clear_package "safe::$_"
3014	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);
3015		3872
3016	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3876
3020	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3878	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
3023		3880
3024	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
3025		3882
3026	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
3027	require cf;	3884	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
3029		3886
3030	warn "loading config and database again";	3887	warn "loading config and database again";
3031	cf::cfg_load;	3888	cf::reload_config;
3032		3889
3033	warn "loading extensions";	3890	warn "loading extensions";
3034	cf::load_extensions;	3891	cf::load_extensions;
3035		3892
		3893	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
3042		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
		3904
3043	warn "leaving sync_job";	3905	warn "leaving sync_job";
3044		3906
3045	1	3907	1
3046	} or do {	3908	} or do {
3047	warn $@;	3909	warn $@;
3048	warn "error while reloading, exiting.";	3910	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3911	};
3051		3912
3052	warn "reloaded";	3913	warn "reloaded";
		3914	--$RELOAD;
		3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
3053	};	3919	};
3054		3920
3055	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
3056		3922
3057	sub reload_perl() {	3923	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
3060		3926
3061	$RELOAD_WATCHER ||= Event->timer (	3927	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3928	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3929
3064	data => WF_AUTOCANCEL,	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3931	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
3068	},	3933	};
3069	);	3934	};
3070	}	3935	}
3071		3936
3072	register_command "reload" => sub {	3937	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
3074		3939
3075	if ($who->flag (FLAG_WIZ)) {	3940	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3941	$who->message ("reloading server.");
		3942	async {
		3943	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3944	reload_perl;
		3945	};
3078	}	3946	}
3079	};	3947	};
3080		3948
3081	unshift @INC, $LIBDIR;	3949	unshift @INC, $LIBDIR;
3082		3950
…		…
3084		3952
3085	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
3087		3955
3088	sub wait_for_tick {	3956	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		3958
3092	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3961	$signal->wait;
3095	}	3962	}
3096		3963
3097	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		3966
3101	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3969	$signal->wait;
3104	}	3970	}
3105		3971
3106	my $min = 1e6;#d#	3972	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3973	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3974	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3118	return;	3976	return;
3119	}	3977	}
3120		3978
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
3124		3980
3125	0 && sync_job {#d#	3981	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		3982
3131	$map->width (50);	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	3985	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	3986	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	3987	write_runtime_sync
3136		3988	or warn "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3989	};
		3990	}
3147		3991
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3992	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	3993	$sig->send;
3164	}	3994	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	3995	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	3996	$sig->send;
3167	}	3997	}
3168		3998
3169	$NOW = Event::time;	3999	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4000	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4001
3180	_post_tick;	4002	if (0) {
3181		4003	if ($NEXT_TICK) {
3182		4004	my $jitter = $TICK_START - $NEXT_TICK;
		4005	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4006	warn "jitter $JITTER\n";#d#
		4007	}
3183	},	4008	}
3184	);	4009	}
3185		4010
3186	{	4011	{
3187	BDB::max_poll_time $TICK * 0.1;	4012	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4013
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4014	BDB::min_parallel 16;
3197		4015	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4016	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4017
3213	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3214	$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);
3215		4025
3216	cf::sync_job {	4026	cf::sync_job {
3217	eval {	4027	eval {
3218	BDB::db_env_open	4028	BDB::db_env_open
3219	$DB_ENV,	4029	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4031	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4032	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4033	0666;
3224		4034
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4035	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4036	};
3230		4037
3231	cf::cleanup "db_env_open(db): $@" if $@;	4038	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4039	};
3233	}	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	};
3234	}	4051	}
3235		4052
3236	{	4053	{
		4054	# configure IO::AIO
		4055
3237	IO::AIO::min_parallel 8;	4056	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4057	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4058	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4059	}
3250		4060
3251	my $_log_backtrace;	4061	my $_log_backtrace;
3252		4062
3253	sub _log_backtrace {	4063	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4066	$msg =~ s/\n//;
3257		4067
3258	# limit the # of concurrent backtraces	4068	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4069	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4070	++$_log_backtrace;
		4071	my $perl_bt = Carp::longmess $msg;
3261	async {	4072	async {
		4073	$Coro::current->{desc} = "abt $msg";
		4074
3262	my @bt = fork_call {	4075	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4076	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4077	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	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 |"
3266	or die "addr2line: $!";	4079	or die "addr2line: $!";
…		…
3274	}	4087	}
3275		4088
3276	@funcs	4089	@funcs
3277	};	4090	};
3278		4091
3279	LOG llevInfo, "[ABT] $msg\n";	4092	LOG llevInfo, "[ABT] $perl_bt\n";
		4093	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4094	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4095	--$_log_backtrace;
3282	};	4096	};
3283	} else {	4097	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4098	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4100	}
3287	}	4101	}
3288		4102
3289	# load additional modules	4103	# load additional modules
3290	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3291		4106
3292	END { cf::emergency_save }	4107	END { cf::emergency_save }
3293		4108
3294	1	4109	1
3295		4110

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