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Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.520 by root, Fri Apr 16 02:37:50 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
73		115
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	118	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
84		127
85	our %CFG;	128	our %CFG;
86		129
87	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
89		133
90	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
93		137
94	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		140
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
100		150
101	binmode STDOUT;	151	binmode STDOUT;
102	binmode STDERR;	152	binmode STDERR;
103		153
104	# read virtual server time, if available	154	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
109	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
110		162
111	mkdir $_	163	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		165
114	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
115		167
116	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		180
118	#############################################################################	181	#############################################################################
119		182
120	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
121		184
…		…
157		220
158	The raw value load value from the last tick.	221	The raw value load value from the last tick.
159		222
160	=item %cf::CFG	223	=item %cf::CFG
161		224
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	226	from wherever your confdir points to.
164		227
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		229
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		233
		234	=item @cf::INVOKE_RESULTS
		235
		236	This array contains the results of the last C<invoke ()> call. When
		237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		238	that call.
		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
171	=back	246	=back
172		247
173	=cut	248	=cut
174		249
175	BEGIN {	250	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	251	my $msg = join "", @_;
178		252
179	$msg .= "\n"	253	$msg .= "\n"
180	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
181		255
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		257
184	utf8::encode $msg;
185	LOG llevError, $msg;	258	LOG llevError, $msg;
186	};	259	};
187	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
188		274
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	285	for my $pkg (qw(
200	cf::global cf::attachable	286	cf::global cf::attachable
201	cf::object cf::object::player	287	cf::object cf::object::player
202	cf::client cf::player	288	cf::client cf::player
203	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
204	cf::map cf::party cf::region	291	cf::party cf::region
205	)) {	292	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	294	}
209		295
210	$Event::DIED = sub {	296	$EV::DIED = sub {
211	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
212	};	298	};
213		299
214	#############################################################################	300	#############################################################################
215		301
216	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	325	$d
240	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
241	}	327	}
242		328
243	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
244		330
245	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
246		332
247	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
248		334
249	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
250		336
251	=cut	337	=cut
252		338
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		340
255	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
257		357
258	=item cf::lock_wait $string	358	=item cf::lock_wait $string
259		359
260	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
261		361
262	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
263		363
264	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
267	returned.	367	returned.
268		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
269	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
271		374
272	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
273		376
274	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
275		378
276	=cut	379	=cut
277		380
278	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
279		382
280	sub lock_wait($) {	383	sub lock_wait($) {
281	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	385	}
289		386
290	sub lock_acquire($) {	387	sub lock_acquire($) {
291	my ($key) = @_;	388	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	389	}
303		390
304	sub lock_active($) {	391	sub lock_active($) {
305	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	393	}
309		394
310	sub freeze_mainloop {	395	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
312		397
313	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
315	};	465	}
316	$TICK_WATCHER->stop;	466	};
317	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
318	}	481	}
319		482
320	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
321		484
322	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		490
328	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
329		492
330	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
331		494
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	498	acceptable.
336		499
337	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		506
344	sub sync_job(&) {	507	sub sync_job(&) {
345	my ($job) = @_;	508	my ($job) = @_;
346		509
347	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	511	my $time = AE::time;
349		512
350	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
352		515
353	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	517
355	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
356		519
357	my $busy = 1;	520	my $busy = 1;
358	my @res;	521	my @res;
359		522
360	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	525	@res = eval { $job->() };
362	warn $@ if $@;	526	warn $@ if $@;
363	undef $busy;	527	undef $busy;
364	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
365		529
366	while ($busy) {	530	while ($busy) {
367	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
368	}	535	}
		536	}
369		537
370	$time = Event::time - $time;	538	my $time = AE::time - $time;
371		539
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
376		541
377	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
378	} else {	543	} else {
379	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
380		545
…		…
405	=item fork_call { }, $args	570	=item fork_call { }, $args
406		571
407	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
411		576
412	=cut	577	=cut
413		578
414	sub fork_call(&@) {	579	sub fork_call(&@) {
415	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
416		581
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		585
422	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	587	reset_signals;
436	local $SIG{__WARN__};	588	&$cb
437	local $SIG{__DIE__};	589	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		590
443	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
		592	}
444		593
445	open my $fh, ">", \my $buf	594	sub objinfo {
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
460	}	630	}
461		631
462	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
463		633
464	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
467		637
468	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
469	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
471	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
472		664
473	our $DB;	665	our $DB;
474		666
475	sub db_init {	667	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	668	cf::sync_job {
480	eval {	669	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	670	};
490	}	671	}
491		672
492	sub db_get($$) {	673	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
494		675
…		…
544	if (1) {	725	if (1) {
545	$md5 =	726	$md5 =
546	join "\x00",	727	join "\x00",
547	$processversion,	728	$processversion,
548	map {	729	map {
549	Coro::cede;	730	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	732	} 0.. $#$src;
552		733
553		734
554	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		773
593	#############################################################################	774	#############################################################################
594		775
595	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
596		777
597	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
598	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
600		781
601	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
602	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	784	Deliantra).
604		785
605	=over 4	786	=over 4
606		787
607	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
608		789
…		…
652	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
653		834
654	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
656		837
657	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
658	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
659		840
660	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
661		842
662	=over 4	843	=over 4
…		…
860	";	1041	";
861	die if $@;	1042	die if $@;
862	}	1043	}
863		1044
864	our $override;	1045	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1046	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1047
867	sub override {	1048	sub override {
868	$override = 1;	1049	$override = 1;
869	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
870	}	1051	}
871		1052
872	sub do_invoke {	1053	sub do_invoke {
873	my $event = shift;	1054	my $event = shift;
874	my $callbacks = shift;	1055	my $callbacks = shift;
875		1056
876	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
877		1058
878	local $override;	1059	local $override;
879		1060
880	for (@$callbacks) {	1061	for (@$callbacks) {
881	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
890	}	1071	}
891		1072
892	0	1073	0
893	}	1074	}
894		1075
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1077
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1079
899	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
900		1081
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1082	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1083	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1085
905	=back	1086	=back
906		1087
907	=cut	1088	=cut
908		1089
909	#############################################################################	1090	#############################################################################
910	# object support	1091	# object support
		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
911		1134
912	sub reattach {	1135	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1137	my ($obj) = @_;
915		1138
		1139	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1141
918	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
919		1143
920	@$registry = ();	1144	@$registry = ();
921		1145
…		…
936	cf::attachable->attach (	1160	cf::attachable->attach (
937	prio => -1000000,	1161	prio => -1000000,
938	on_instantiate => sub {	1162	on_instantiate => sub {
939	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
940		1164
941	$data = from_json $data;	1165	$data = decode_json $data;
942		1166
943	for (@$data) {	1167	for (@$data) {
944	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
945		1169
946	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1186	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
964		1188
965	sync_job {	1189	sync_job {
966	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
969		1194
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
974	close $fh;	1202	aio_close $fh;
975		1203
976	if (@$objs) {	1204	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
982	close $fh;	1213	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
984	}	1215	}
985	} else {	1216	} else {
986	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
987	}	1218	}
988		1219
989	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1224	} else {
991	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
992	}	1226	}
993	} else {	1227	} else {
994	aio_unlink $filename;	1228	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
996	}	1230	}
997	}	1231	};
998	}	1232	}
999		1233
1000	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1002		1236
…		…
1014	or return;	1248	or return;
1015		1249
1016	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1252	or return;
		1253
1019	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1020	}	1256	}
1021		1257
		1258	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1024	return ($data, $av);	1262	($data, $av)
1025	}	1263	}
1026		1264
1027	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1028		1266
1029	=over 4	1267	=over 4
…		…
1083	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1084		1322
1085	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1086	}	1324	}
1087		1325
		1326	use File::Glob ();
		1327
1088	cf::player->attach (	1328	cf::player->attach (
1089	on_command => sub {	1329	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1091		1331
1092	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1093	or return;	1333	or return;
1094		1334
…		…
1102	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1103		1343
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1345
1106	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1112	} else {	1361	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1363	}
1115		1364
1116	cf::override;	1365	cf::override;
1117	},	1366	},
1118	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1119		1381
1120	sub load_extensions {	1382	sub load_extensions {
1121	cf::sync_job {	1383	cf::sync_job {
1122	my %todo;	1384	my %todo;
1123		1385
…		…
1143		1405
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1408
1147	$ext{source} =	1409	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1150	. $source	1412	. $source
1151	. "\n};\n1";	1413	. "\n};\n1";
1152		1414
1153	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1154	}	1416	}
1155		1417
		1418	my $pass = 0;
1156	my %done;	1419	my %done;
1157	while (%todo) {	1420	while (%todo) {
1158	my $progress;	1421	my $progress;
1159		1422
		1423	++$pass;
		1424
		1425	ext:
1160	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1428	next ext
1163	unless exists $done{$_};	1429	unless exists $done{$_};
1164	}	1430	}
1165		1431
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1433
1168	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1173	warn $msg;	1441	} else {
1174	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1175	exit 1;	1443	push @EXTS, $v->{pkg};
1176	}	1444	$progress = 1;
1177		1445
1178	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1179	}	1448	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1449	}
1185		1450
1186	skip:	1451	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1189	}	1459	}
1190	};	1460	};
1191	}	1461	}
1192		1462
1193	#############################################################################	1463	#############################################################################
1194		1464
1195	=back	1465	=back
1196		1466
1197	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1198		1468
1199	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1200		1470
1201	=cut	1471	=cut
1202		1472
1203	package cf::player;	1473	package cf::player;
1204		1474
1205	use Coro::AIO;	1475	use Coro::AIO;
1206		1476
1207	=head3 cf::player	1477	=head3 cf::player
1208		1478
1209	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1210		1494
1211	=item cf::player::find $login	1495	=item cf::player::find $login
1212		1496
1213	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1214		1498
…		…
1233		1517
1234	sub exists($) {	1518	sub exists($) {
1235	my ($login) = @_;	1519	my ($login) = @_;
1236		1520
1237	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1239	}	1523	}
1240		1524
1241	sub find($) {	1525	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1527	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1538
1255	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1258	}	1548	}
1259	}	1549	}
1260	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1261		1564
1262	sub save($) {	1565	sub save($) {
1263	my ($pl) = @_;	1566	my ($pl) = @_;
1264		1567
1265	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1271		1574
1272	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1274		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1275	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1276	Coro::cede;	1584	cf::cede_to_tick;
1277	}	1585	}
1278		1586
1279	sub new($) {	1587	sub new($) {
1280	my ($login) = @_;	1588	my ($login) = @_;
1281		1589
…		…
1287	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1288		1596
1289	$self	1597	$self
1290	}	1598	}
1291		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1292	=item $pl->quit_character	1610	=item $pl->quit_character
1293		1611
1294	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1296		1614
…		…
1300	my ($pl) = @_;	1618	my ($pl) = @_;
1301		1619
1302	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1303		1621
1304	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1624
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1311		1631
1312	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1669	or return [];
1350		1670
1351	my @logins;	1671	my @logins;
1352		1672
1353	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1357		1683
1358	utf8::decode $login;	1684	utf8::decode $login;
1359	push @logins, $login;	1685	push @logins, $login;
1360	}	1686	}
1361		1687
…		…
1388	}	1714	}
1389		1715
1390	\@paths	1716	\@paths
1391	}	1717	}
1392		1718
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1720
1395	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1396		1722
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1444		1724
1445	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1446		1726
1447	=cut	1727	=cut
1448		1728
1449	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1451		1731
1452	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1733	}
1455		1734
1456	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1457		1736
1458	Sends an ext event to the client.	1737	Sends an ext event to the client.
1459		1738
1460	=cut	1739	=cut
1461		1740
1462	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1464		1743
1465	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1466	}	1745	}
1467		1746
1468	=head3 cf::region	1747	=head3 cf::region
1469		1748
1470	=over 4	1749	=over 4
…		…
1483	my ($path) = @_;	1762	my ($path) = @_;
1484		1763
1485	my ($match, $specificity);	1764	my ($match, $specificity);
1486		1765
1487	for my $region (list) {	1766	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1491	}	1770	}
1492	}	1771	}
1493		1772
…		…
1514	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1516		1795
1517	sub generate_random_map {	1796	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1519	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1802	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1613	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1614	return $self;	1896	return $self;
1615	}	1897	}
1616	}	1898	}
1617		1899
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1901	()
1620	}	1902	}
1621		1903
1622	sub init {	1904	sub init {
1623	my ($self) = @_;	1905	my ($self) = @_;
…		…
1645		1927
1646	# the temporary/swap location	1928	# the temporary/swap location
1647	sub save_path {	1929	sub save_path {
1648	my ($self) = @_;	1930	my ($self) = @_;
1649		1931
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1652	}	1934	}
1653		1935
1654	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1655	sub uniq_path {	1937	sub uniq_path {
1656	my ($self) = @_;	1938	my ($self) = @_;
1657		1939
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1942	}
1670		1943
1671	sub decay_objects {	1944	sub decay_objects {
1672	my ($self) = @_;	1945	my ($self) = @_;
1673		1946
…		…
1686		1959
1687	sub load_header_from($) {	1960	sub load_header_from($) {
1688	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1689		1962
1690	utf8::encode $path;	1963	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1696		1972
1697	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1698		1974
1699	1	1975	1
1700	}	1976	}
…		…
1754	sub find {	2030	sub find {
1755	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1756		2032
1757	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1758		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2037
1761	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1764	or return;	2040	or return;
1765		2041
1766	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1767		2043
…		…
1769	or return;	2045	or return;
1770		2046
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1774	$map->reset;	2052	$map->reset;
1775	undef $guard;
1776	return find $path;	2053	return find $path;
1777	}	2054	}
1778		2055
1779	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1780	}	2057	}
1781	}	2058	}
1782		2059
1783	sub pre_load { }	2060	sub pre_load { }
1784	sub post_load { }	2061	#sub post_load { } # XS
1785		2062
1786	sub load {	2063	sub load {
1787	my ($self) = @_;	2064	my ($self) = @_;
1788		2065
1789	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1790		2067
1791	my $path = $self->{path};	2068	my $path = $self->{path};
1792		2069
1793	{	2070	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1795		2072
		2073	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2075
1798	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1799		2077
1800	$self->alloc;	2078	$self->alloc;
1801		2079
1802	$self->pre_load;	2080	$self->pre_load;
1803	Coro::cede;	2081	cf::cede_to_tick;
1804		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1806	or return;	2086	or return;
1807		2087
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1809	if delete $self->{load_original};	2089	if delete $self->{load_original};
1810		2090
1811	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2092	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2095	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1816	}	2099	}
1817	}	2100	}
1818		2101
1819	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1820	# now do the right thing for maps	2105	# now do the right thing for maps
1821	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2108	unless $self->difficulty;
1824	Coro::cede;	2109	cf::cede_to_tick;
1825		2110
1826	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2112	$self->decay_objects;
1828	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1829	$self->update_buttons;	2114	$self->update_buttons;
1830	Coro::cede;	2115	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2116	$self->activate;
1834	}	2117	}
1835		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2123	}
1838		2124
1839	$self->post_load;	2125	$self->post_load;
1840	}	2126	}
1841		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2131	sub customise_for {
1843	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1844		2133
1845	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2135	if $self->per_player;
…		…
1850		2139
1851	$self	2140	$self
1852	}	2141	}
1853		2142
1854	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2144	sub load_neighbours {
1856	my ($map) = @_;	2145	my ($map) = @_;
1857		2146
1858	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1859		2148
1860	for (0 .. 3) {	2149	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1862	or next;	2151	or next;
1863	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1864	or next;	2153	or next;
1865	$neigh->load;	2154	$neigh->load;
1866		2155
		2156	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2159	}
1870		2160
1871	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1873	or next;	2164	or next;
1874	$neigh->load;	2165	$neigh->load;
1875	}	2166	}
1876	}	2167	}
1877		2168
…		…
1882	}	2173	}
1883		2174
1884	sub do_load_sync {	2175	sub do_load_sync {
1885	my ($map) = @_;	2176	my ($map) = @_;
1886		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1887	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1888	}	2182	}
1889		2183
1890	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1892		2186
1893	sub find_async {	2187	sub find_async {
1894	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1895		2189
1896	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1897		2191
1898	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2194	}
1901		2195
1902	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1903	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1904	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2203	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2204	$map->load if $v;
		2205	}
1909		2206
1910	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1911	}	2208	}
1912	}	2209	}
1913	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1914	};	2211	};
1915	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1916		2213
1917	()	2214	()
1918	}	2215	}
1919		2216
		2217	# common code, used by both ->save and ->swapout
1920	sub save {	2218	sub _save {
1921	my ($self) = @_;	2219	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2220
1925	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1926		2222
1927	return unless $self->dirty;	2223	return unless $self->dirty;
1928		2224
…		…
1934	return if $self->{deny_save};	2230	return if $self->{deny_save};
1935		2231
1936	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1937		2233
1938	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1940	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1941		2240
1942	if ($uniq) {	2241	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2244	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2246	}
1948	}	2247	}
1949		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
1950	sub swap_out {	2257	sub swap_out {
1951	my ($self) = @_;	2258	my ($self) = @_;
1952		2259
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
1958	return if $self->players;	2264	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
1962	$self->clear;	2275	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2276	}
1965		2277
1966	sub reset_at {	2278	sub reset_at {
1967	my ($self) = @_;	2279	my ($self) = @_;
1968		2280
…		…
1986		2298
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2300
1989	return if $self->players;	2301	return if $self->players;
1990		2302
1991	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
1992		2304
1993	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
1994		2306
1995	# need to save uniques path	2307	# need to save uniques path
1996	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2312	if $uniq;
2001	}	2313	}
2002		2314
2003	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2004		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2319	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2320
2009	$self->unlink_save;	2321	$self->unlink_save;
2010	$self->destroy;	2322	$self->destroy;
2011	}	2323	}
2012		2324
2013	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
2014		2326
2015	sub nuke {	2327	sub nuke {
2016	my ($self) = @_;	2328	my ($self) = @_;
2017		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
2018	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
2019		2334
2020	$self->unlink_save;	2335	$self->unlink_save;
2021		2336
2022	bless $self, "cf::map";	2337	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2342
2028	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
2029		2345
2030	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
2031	}	2347	}
2032		2348
2033	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2075		2391
2076	sub unique_maps() {	2392	sub unique_maps() {
2077	[	2393	[
2078	map {	2394	map {
2079	utf8::decode $_;	2395	utf8::decode $_;
2080	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2081	? normalise $_	2399	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2401	]
2085	}	2402	}
2086		2403
2087	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2088		2435
2089	=back	2436	=back
2090		2437
2091	=head3 cf::object	2438	=head3 cf::object
2092		2439
…		…
2096		2443
2097	=over 4	2444	=over 4
2098		2445
2099	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2100		2447
2101	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2102		2450
2103	=cut	2451	=cut
2104		2452
2105	sub inv_recursive_;	2453	sub inv_recursive_;
2106	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2109		2457
2110	sub inv_recursive {	2458	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2112	}	2460	}
2113		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2114	package cf;	2490	package cf;
2115		2491
2116	=back	2492	=back
2117		2493
2118	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2127		2503
2128	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2129		2519
2130	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2521	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2140		2530
2141	} else {	2531	} else {
2142	my $pl = $self->contr;	2532	my $pl = $self->contr;
2143		2533
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2534	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2537
2153	} else {	2538	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2541	}
2157	}	2542	}
		2543	}
		2544
		2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2546
		2547	=cut
		2548
		2549	sub cf::object::send_msg {
		2550	my $pl = shift->contr
		2551	or return;
		2552	$pl->send_msg (@_);
2158	}	2553	}
2159		2554
2160	=item $player_object->may ("access")	2555	=item $player_object->may ("access")
2161		2556
2162	Returns wether the given player is authorized to access resource "access"	2557	Returns wether the given player is authorized to access resource "access"
…		…
2175		2570
2176	=item $player_object->enter_link	2571	=item $player_object->enter_link
2177		2572
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2574
2180	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2182		2579
2183	Will never block.	2580	Will never block.
2184		2581
2185	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2186		2583
…		…
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2609
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2215		2612
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2614	}
2218		2615
2219	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2221		2618
…		…
2238	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2240		2637
2241	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2244		2641
2245	$map->load;	2642	$map->load;
2246	$map->load_diag;	2643	$map->load_neighbours;
2247		2644
2248	return unless $self->contr->active;	2645	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2646
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
2253	}
2254		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
		2652	}
		2653
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2655
2257	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2659	the new (success) or old (failed) map position. In either case, $done will
		2660	be called at the end of this process.
		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
2261		2664
2262	=cut	2665	=cut
2263		2666
2264	our $GOTOGEN;	2667	our $GOTOGEN;
2265		2668
2266	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2670	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2671
2269	# do generation counting so two concurrent goto's will be executed in-order	2672	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2674
2272	$self->enter_link;	2675	$self->enter_link;
2273		2676
2274	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2275	my $map = eval {	2699	my $map = eval {
2276	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2277		2701
2278	if ($map) {	2702	if ($map) {
2279	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2281	} else {	2705	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2707	}
2284		2708
2285	$map	2709	$map
2286	};	2710	};
2287		2711
…		…
2292		2716
2293	if ($gen == $self->{_goto_generation}) {	2717	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2718	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2719	$self->leave_link ($map, $x, $y);
2296	}	2720	}
		2721
		2722	$done->() if $done;
2297	})->prio (1);	2723	})->prio (1);
2298	}	2724	}
2299		2725
2300	=item $player_object->enter_exit ($exit_object)	2726	=item $player_object->enter_exit ($exit_object)
2301		2727
…		…
2321	}	2747	}
2322		2748
2323	sub prepare_random_map {	2749	sub prepare_random_map {
2324	my ($exit) = @_;	2750	my ($exit) = @_;
2325		2751
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2754	# that depends on the exit object
2331		2755
2332	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2758	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2339	}	2765	}
2340		2766
2341	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2342		2768
2343	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2346		2772
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2775	undef $fh;
2350	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2351		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2354	}	2784	}
2355	}	2785	}
2356		2786
2357	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2359		2789
2360	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2361		2791
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2792	$self->enter_link;
2374		2793
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2794	(async {
2380	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2381	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2382	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2383		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2384	1;	2818	1
2385	}) {	2819	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2824
2391	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2410		2844
2411	utf8::encode $text;	2845	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2847	}
2414		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
		2872	}
		2873
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2875
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2877	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2421		2880
2422	=cut	2881	=cut
2423		2882
		2883	# non-persistent channels (usually the info channel)
		2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
		2891	"c/identify" => {
		2892	id => "infobox",
		2893	title => "Identify",
		2894	reply => undef,
		2895	tooltip => "Items recently identified",
		2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
		2995	);
		2996
2424	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2999
2427	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
		3002
		3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3004
		3005	# check predefined channels, for the benefit of C
		3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
		3012	} elsif (ref $channel) {
		3013	# send meta info to client, if not yet sent
		3014	unless (exists $self->{channel}{$channel->{id}}) {
		3015	$self->{channel}{$channel->{id}} = $channel;
		3016	$self->ext_msg (channel_info => $channel);
		3017	}
		3018
		3019	$channel = $channel->{id};
		3020	}
2428		3021
2429	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2430		3023
2431	if ($self->can_msg) {	3024	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3026	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3027
2444	if ($color >= 0) {	3028	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3029	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3031	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3032
		3033	$self->send_big_packet ($pkt);
		3034	}
		3035
2455	=item $client->ext_event ($type, %msg)	3036	=item $client->ext_msg ($type, @msg)
2456		3037
2457	Sends an ext event to the client.	3038	Sends an ext event to the client.
2458		3039
2459	=cut	3040	=cut
2460		3041
2461	sub cf::client::ext_event($$%) {	3042	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3043	my ($self, $type, @msg) = @_;
2463		3044
		3045	if ($self->extcmd == 2) {
		3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3047	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3048	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3050	}
		3051	}
		3052
		3053	=item $client->ext_reply ($msgid, @msg)
		3054
		3055	Sends an ext reply to the client.
		3056
		3057	=cut
		3058
		3059	sub cf::client::ext_reply($$@) {
		3060	my ($self, $id, @msg) = @_;
		3061
		3062	if ($self->extcmd == 2) {
		3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3064	} elsif ($self->extcmd == 1) {
		3065	#TODO: version 1, remove
		3066	unshift @msg, msgtype => "reply", msgid => $id;
		3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3068	}
2466	}	3069	}
2467		3070
2468	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2469		3072
2470	Queues a query to the client, calling the given callback with	3073	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3128	my ($ns, $buf) = @_;
2526		3129
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3130	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3131
2529	if (ref $msg) {	3132	if (ref $msg) {
		3133	my ($type, $reply, @payload) =
		3134	"ARRAY" eq ref $msg
		3135	? @$msg
		3136	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3137
		3138	my @reply;
		3139
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3140	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3141	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
2536	} else {	3147	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3148	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3149	}
2539		3150
2540	cf::override;	3151	cf::override;
…		…
2562		3173
2563	$coro	3174	$coro
2564	}	3175	}
2565		3176
2566	cf::client->attach (	3177	cf::client->attach (
2567	on_destroy => sub {	3178	on_client_destroy => sub {
2568	my ($ns) = @_;	3179	my ($ns) = @_;
2569		3180
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3182	},
2572	);	3183	);
…		…
2587	our $safe = new Safe "safe";	3198	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2589		3200
2590	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2591		3202
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3203	$safe->permit_only (Opcode::opset qw(
		3204	:base_core :base_mem :base_orig :base_math :base_loop
		3205	grepstart grepwhile mapstart mapwhile
		3206	sort time
		3207	));
2593		3208
2594	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
2595		3210
2596	=pod	3211	=pod
2597		3212
2598	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2599		3214
2600	cf::object	3215	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3217	insert remove name archname title slaying race decrease split
		3218	value
2603		3219
2604	cf::object::player	3220	cf::object::player
2605	player	3221	player
2606		3222
2607	cf::player	3223	cf::player
…		…
2612		3228
2613	=cut	3229	=cut
2614		3230
2615	for (	3231	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2621	) {	3238	) {
2622	no strict 'refs';	3239	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2642		3259
2643	my $qcode = $code;	3260	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2646		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2647	local $_;	3267	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3268
2650	my $eval =	3269	my $eval =
2651	"do {\n"	3270	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3273	. $code
2655	. "\n}"	3274	. "\n}"
2656	;	3275	;
2657		3276
		3277	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2661		3286
2662	if ($@) {	3287	if ($@) {
2663	warn "$@";	3288	warn "$@";
2664	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2665	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2684	=cut	3309	=cut
2685		3310
2686	sub register_script_function {	3311	sub register_script_function {
2687	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2688		3313
2689	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2691	}	3316	}
2692		3317
2693	=back	3318	=back
2694		3319
2695	=cut	3320	=cut
…		…
2697	#############################################################################	3322	#############################################################################
2698	# the server's init and main functions	3323	# the server's init and main functions
2699		3324
2700	sub load_facedata($) {	3325	sub load_facedata($) {
2701	my ($path) = @_;	3326	my ($path) = @_;
		3327
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
		3332	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2702		3333
2703	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2704		3335
2705	my $facedata;	3336	my $facedata;
2706	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3340	$facedata = Coro::Storable::thaw $facedata;
2710		3341
2711	$facedata->{version} == 2	3342	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3344
		3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3347	$facedata->{resource}{"res/exp_table"} = {
		3348	type => FT_RSRC,
		3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
		3351	};
		3352	cf::cede_to_tick;
		3353
2714	{	3354	{
2715	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2716		3356
2717	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3360	cf::face::set_visibility $idx, $info->{visibility};
		3361	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3364
		3365	cf::cede_to_tick;
2723	}	3366	}
2724		3367
2725	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2727	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2728	or next;	3372	or next;
		3373
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
		3375	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3377	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3379	}
2734	Coro::cede;	3380
		3381	cf::cede_to_tick;
2735	}	3382	}
2736	}	3383	}
2737		3384
2738	{	3385	{
2739	my $anims = $facedata->{animinfo};	3386	my $anims = $facedata->{animinfo};
2740		3387
2741	while (my ($anim, $info) = each %$anims) {	3388	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3389	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3390	cf::cede_to_tick;
2744	}	3391	}
2745		3392
2746	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2747	}	3394	}
2748		3395
		3396	{
		3397	my $res = $facedata->{resource};
		3398
		3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
		3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3402
		3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3404	cf::face::set_type $idx, $info->{type};
		3405	} else {
		3406	$RESOURCE{$name} = $info;
		3407	}
		3408
		3409	cf::cede_to_tick;
		3410	}
		3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3414
2749	1	3415	1
2750	}	3416	}
2751		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
		3437
		3438	register_exticmd fx_want => sub {
		3439	my ($ns, $want) = @_;
		3440
		3441	while (my ($k, $v) = each %$want) {
		3442	$ns->fx_want ($k, $v);
		3443	}
		3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
		3455
2752	sub reload_regions {	3456	sub reload_regions {
		3457	# HACK to clear player env face cache, we need some signal framework
		3458	# for this (global event?)
		3459	%ext::player_env::MUSIC_FACE_CACHE = ();
		3460
2753	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
		3463
		3464	for (cf::region::list) {
		3465	$_->{match} = qr/$_->{match}/
		3466	if exists $_->{match};
		3467	}
2755	}	3468	}
2756		3469
2757	sub reload_facedata {	3470	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3471	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3472	or die "unable to load facedata\n";
2760	}	3473	}
2761		3474
2762	sub reload_archetypes {	3475	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3478	}
2771		3479
2772	sub reload_treasures {	3480	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
2775	}	3483	}
2776		3484
2777	sub reload_resources {	3485	sub reload_resources {
2778	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2779		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2780	reload_regions;	3490	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3491	reload_treasures;
2785		3492
2786	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2787	}	3494	}
2788		3495
2789	sub init {	3496	sub reload_config {
2790	reload_resources;	3497	warn "reloading config file...\n";
2791	}
2792		3498
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3500	or return;
2796		3501
2797	local $/;	3502	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2799		3504
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3506
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2807	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2808	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
2809	};	3514	};
2810	warn $@ if $@;	3515	warn $@ if $@;
2811	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
2812	}	3547	}
2813		3548
2814	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
2815	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3562	(async {
2819	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
2821	};	3566	};
2822		3567
2823	cfg_load;	3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
		3580	reload_config;
2824	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
2825	load_extensions;	3591	load_extensions;
2826		3592
2827	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
2829	}	3606	}
2830		3607
2831	#############################################################################	3608	#############################################################################
2832	# initialisation and cleanup	3609	# initialisation and cleanup
2833		3610
2834	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
2835	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
2844	},
2845	);	3617	};
2846	}	3618	}
2847	}	3619	}
2848		3620
2849	sub write_runtime {	3621	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
2851		3623
2852	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
2854		3626
2855	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3628
2857	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
2858		3630
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3632	or return;
2861		3633
2862	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
2875		3647
2876	close $fh	3648	close $fh
2877	or return;	3649	or return;
2878		3650
2879	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3652	and return;
2881		3653
2882	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3655
2884	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
2885	}	3707	}
2886		3708
2887	sub emergency_save() {	3709	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
2889		3711
2890	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
2891		3713
2892	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
2893	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3728	$pl->save;
2901	}	3729	}
2902	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
2903		3731
2904	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3735	$map->valid or next;
2908	$map->save;	3736	$map->save;
2909	}	3737	}
2910	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
2911		3739
2912	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
2915	};	3747	};
2916		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
2917	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
2918	}	3755	}
2919		3756
2920	sub post_cleanup {	3757	sub post_cleanup {
2921	my ($make_core) = @_;	3758	my ($make_core) = @_;
2922		3759
2923	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
2925	}	3790	}
2926		3791
2927	sub do_reload_perl() {	3792	sub do_reload_perl() {
2928	# can/must only be called in main	3793	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3794	if ($Coro::current != $Coro::main) {
2930	warn "can only reload from main coroutine";	3795	warn "can only reload from main coroutine";
2931	return;	3796	return;
2932	}	3797	}
2933		3798
		3799	return if $RELOAD++;
		3800
		3801	my $t1 = AE::time;
		3802
		3803	while ($RELOAD) {
2934	warn "reloading...";	3804	warn "reloading...";
2935		3805
2936	warn "entering sync_job";	3806	warn "entering sync_job";
2937		3807
2938	cf::sync_job {	3808	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3809	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3810	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3811	cf::write_runtime_sync; # external watchdog should not bark
2942		3812
2943	warn "syncing database to disk";	3813	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3814	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3815
2946	# if anything goes wrong in here, we should simply crash as we already saved	3816	# if anything goes wrong in here, we should simply crash as we already saved
2947		3817
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3818	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3819	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3820	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3821	}
2985		3822
2986	warn "... nuking $pkg";	3823	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3824	$_->cancel for values %EXT_CORO;
2988	}	3825	%EXT_CORO = ();
2989		3826
2990	warn "unloading all perl modules loaded from $LIBDIR";	3827	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3828	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3829
		3830	warn "removing ext/exti commands";
		3831	%EXTCMD = ();
		3832	%EXTICMD = ();
		3833
		3834	warn "unloading/nuking all extensions";
		3835	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3836	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3837
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3838	if (my $cb = $pkg->can ("unload")) {
		3839	eval {
3001	$cb->();	3840	$cb->($pkg);
		3841	1
		3842	} or warn "$pkg unloaded, but with errors: $@";
		3843	}
		3844
		3845	warn "... clearing $pkg";
		3846	clear_package $pkg;
3002	}	3847	}
3003		3848
3004	Symbol::delete_package $k;	3849	warn "unloading all perl modules loaded from $LIBDIR";
		3850	while (my ($k, $v) = each %INC) {
		3851	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3852
		3853	warn "... unloading $k";
		3854	delete $INC{$k};
		3855
		3856	$k =~ s/\.pm$//;
		3857	$k =~ s/\//::/g;
		3858
		3859	if (my $cb = $k->can ("unload_module")) {
		3860	$cb->();
		3861	}
		3862
		3863	clear_package $k;
3005	}	3864	}
3006		3865
3007	warn "getting rid of safe::, as good as possible";	3866	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3867	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3868	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3869
3011	warn "unloading cf.pm \"a bit\"";	3870	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3871	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3872	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3873
3015	# don't, removes xs symbols, too,	3874	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3875	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3876	#clear_package __PACKAGE__;
3018		3877
3019	warn "unload completed, starting to reload now";	3878	warn "unload completed, starting to reload now";
3020		3879
3021	warn "reloading cf.pm";	3880	warn "reloading cf.pm";
3022	require cf;	3881	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3882	cf::_connect_to_perl_1;
3024		3883
3025	warn "loading config and database again";	3884	warn "loading config and database again";
3026	cf::cfg_load;	3885	cf::reload_config;
3027		3886
3028	warn "loading extensions";	3887	warn "loading extensions";
3029	cf::load_extensions;	3888	cf::load_extensions;
3030		3889
		3890	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3891	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3892	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3893	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3894	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3895	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3896	reattach $_ for values %PLAYER;
		3897	}
3037		3898
		3899	warn "running post_init jobs";
		3900	(pop @POST_INIT)->(1) while @POST_INIT;
		3901
3038	warn "leaving sync_job";	3902	warn "leaving sync_job";
3039		3903
3040	1	3904	1
3041	} or do {	3905	} or do {
3042	warn $@;	3906	warn $@;
3043	warn "error while reloading, exiting.";	3907	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3908	};
3046		3909
3047	warn "reloaded";	3910	warn "reloaded";
		3911	--$RELOAD;
		3912	}
		3913
		3914	$t1 = AE::time - $t1;
		3915	warn "reload completed in ${t1}s\n";
3048	};	3916	};
3049		3917
3050	our $RELOAD_WATCHER; # used only during reload	3918	our $RELOAD_WATCHER; # used only during reload
3051		3919
3052	sub reload_perl() {	3920	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3921	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3922	# coro crashes during coro_state_free->destroy here.
3055		3923
3056	$RELOAD_WATCHER ||= Event->timer (	3924	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3925	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3926
3059	data => WF_AUTOCANCEL,	3927	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3928	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3929	undef $RELOAD_WATCHER;
3063	},	3930	};
3064	);	3931	};
3065	}	3932	}
3066		3933
3067	register_command "reload" => sub {	3934	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3935	my ($who, $arg) = @_;
3069		3936
3070	if ($who->flag (FLAG_WIZ)) {	3937	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3938	$who->message ("reloading server.");
		3939	async {
		3940	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3941	reload_perl;
		3942	};
3073	}	3943	}
3074	};	3944	};
3075		3945
3076	unshift @INC, $LIBDIR;	3946	unshift @INC, $LIBDIR;
3077		3947
…		…
3079		3949
3080	our @WAIT_FOR_TICK;	3950	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3951	our @WAIT_FOR_TICK_BEGIN;
3082		3952
3083	sub wait_for_tick {	3953	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		3955
3087	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3957	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3958	$signal->wait;
3090	}	3959	}
3091		3960
3092	sub wait_for_tick_begin {	3961	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3962	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		3963
3096	my $signal = new Coro::Signal;	3964	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3965	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3966	$signal->wait;
3099	}	3967	}
3100		3968
3101	my $min = 1e6;#d#	3969	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3970	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3971	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3972	unless ++$bug_warning > 10;
3113	return;	3973	return;
3114	}	3974	}
3115		3975
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3976	cf::server_tick; # one server iteration
3119		3977
3120	0 && sync_job {#d#	3978	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		3979
3126	$map->width (50);	3980	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	3981	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	3982	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	3983	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	3984	write_runtime_sync
3131		3985	or warn "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3986	};
		3987	}
3142		3988
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3989	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3990	$sig->send;
3159	}	3991	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3992	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3993	$sig->send;
3162	}	3994	}
3163		3995
3164	$NOW = Event::time;	3996	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3997	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3998
3175	_post_tick;	3999	if (0) {
3176		4000	if ($NEXT_TICK) {
3177		4001	my $jitter = $TICK_START - $NEXT_TICK;
		4002	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4003	warn "jitter $JITTER\n";#d#
		4004	}
3178	},	4005	}
3179	);	4006	}
3180		4007
3181	{	4008	{
3182	BDB::max_poll_time $TICK * 0.1;	4009	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4010
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4011	BDB::min_parallel 16;
3192		4012	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4013	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4014
3208	unless ($DB_ENV) {	4015	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4016	$DB_ENV = BDB::db_env_create;
		4017	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4018	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4019	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4020	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4021	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4022
3211	cf::sync_job {	4023	cf::sync_job {
3212	eval {	4024	eval {
3213	BDB::db_env_open	4025	BDB::db_env_open
3214	$DB_ENV,	4026	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4028	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4029	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4030	0666;
3219		4031
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4032	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4033	};
3225		4034
3226	cf::cleanup "db_env_open(db): $@" if $@;	4035	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4036	};
3228	}	4037	}
		4038
		4039	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4040	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4041	};
		4042	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4043	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4044	};
		4045	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4046	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4047	};
3229	}	4048	}
3230		4049
3231	{	4050	{
		4051	# configure IO::AIO
		4052
3232	IO::AIO::min_parallel 8;	4053	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4054	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4055	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4056	}
3245		4057
3246	my $_log_backtrace;	4058	my $_log_backtrace;
3247		4059
3248	sub _log_backtrace {	4060	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	4063	$msg =~ s/\n//;
3252		4064
3253	# limit the # of concurrent backtraces	4065	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4066	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	4067	++$_log_backtrace;
		4068	my $perl_bt = Carp::longmess $msg;
3256	async {	4069	async {
		4070	$Coro::current->{desc} = "abt $msg";
		4071
3257	my @bt = fork_call {	4072	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4073	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4074	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4075	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4076	or die "addr2line: $!";
…		…
3269	}	4084	}
3270		4085
3271	@funcs	4086	@funcs
3272	};	4087	};
3273		4088
3274	LOG llevInfo, "[ABT] $msg\n";	4089	LOG llevInfo, "[ABT] $perl_bt\n";
		4090	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4091	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4092	--$_log_backtrace;
3277	};	4093	};
3278	} else {	4094	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4095	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4096	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	4097	}
3282	}	4098	}
3283		4099
3284	# load additional modules	4100	# load additional modules
3285	use cf::pod;	4101	require "cf/$_.pm" for @EXTRA_MODULES;
		4102	cf::_connect_to_perl_2;
3286		4103
3287	END { cf::emergency_save }	4104	END { cf::emergency_save }
3288		4105
3289	1	4106	1
3290		4107

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