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Revision 1.292 by root, Tue Jul 3 00:54:57 2007 UTC vs.
Revision 1.516 by root, Thu Apr 15 06:05:52 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	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	587	reset_signals;
435	local $SIG{__WARN__};	588	&$cb
436	local $SIG{__DIE__};	589	}, @args;
437	eval {
438	close $fh1;
439		590
440	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	592	}
442	};
443		593
444	warn $@ if $@;	594	sub objinfo {
445	_exit 0;
446	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
447	}	630	}
448		631
449	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
450		633
451	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
454		637
455	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
458	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
459		664
460	our $DB;	665	our $DB;
461		666
462	sub db_init {	667	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	668	cf::sync_job {
467	eval {	669	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	670	};
477	}	671	}
478		672
479	sub db_get($$) {	673	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
481		675
…		…
531	if (1) {	725	if (1) {
532	$md5 =	726	$md5 =
533	join "\x00",	727	join "\x00",
534	$processversion,	728	$processversion,
535	map {	729	map {
536	Coro::cede;	730	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	732	} 0.. $#$src;
539		733
540		734
541	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		773
580	#############################################################################	774	#############################################################################
581		775
582	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
583		777
584	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
585	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
587		781
588	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	784	Deliantra).
591		785
592	=over 4	786	=over 4
593		787
594	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
595		789
…		…
639	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
640		834
641	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
642	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
643		837
644	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
645	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
646		840
647	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
648		842
649	=over 4	843	=over 4
…		…
847	";	1041	";
848	die if $@;	1042	die if $@;
849	}	1043	}
850		1044
851	our $override;	1045	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1046	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1047
854	sub override {	1048	sub override {
855	$override = 1;	1049	$override = 1;
856	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
857	}	1051	}
858		1052
859	sub do_invoke {	1053	sub do_invoke {
860	my $event = shift;	1054	my $event = shift;
861	my $callbacks = shift;	1055	my $callbacks = shift;
862		1056
863	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
864		1058
865	local $override;	1059	local $override;
866		1060
867	for (@$callbacks) {	1061	for (@$callbacks) {
868	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
877	}	1071	}
878		1072
879	0	1073	0
880	}	1074	}
881		1075
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1077
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1079
886	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
887		1081
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1082	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1083	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1085
892	=back	1086	=back
893		1087
894	=cut	1088	=cut
895		1089
896	#############################################################################	1090	#############################################################################
897	# object support	1091	# object support
		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
898		1134
899	sub reattach {	1135	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1137	my ($obj) = @_;
902		1138
		1139	# no longer needed after getting rid of delete_package?
903	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904		1141
905	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
906		1143
907	@$registry = ();	1144	@$registry = ();
908		1145
…		…
923	cf::attachable->attach (	1160	cf::attachable->attach (
924	prio => -1000000,	1161	prio => -1000000,
925	on_instantiate => sub {	1162	on_instantiate => sub {
926	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
927		1164
928	$data = from_json $data;	1165	$data = decode_json $data;
929		1166
930	for (@$data) {	1167	for (@$data) {
931	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
932		1169
933	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1186	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
951		1188
952	sync_job {	1189	sync_job {
953	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
956		1194
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
961	close $fh;	1202	aio_close $fh;
962		1203
963	if (@$objs) {	1204	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
969	close $fh;	1213	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
971	}	1215	}
972	} else {	1216	} else {
973	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
974	}	1218	}
975		1219
976	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1224	} else {
978	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
979	}	1226	}
980	} else {	1227	} else {
981	aio_unlink $filename;	1228	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
983	}	1230	}
984	}	1231	};
985	}	1232	}
986		1233
987	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
989		1236
…		…
1001	or return;	1248	or return;
1002		1249
1003	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1252	or return;
		1253
1006	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1007	}	1256	}
1008		1257
		1258	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1011	return ($data, $av);	1262	($data, $av)
1012	}	1263	}
1013		1264
1014	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1015		1266
1016	=over 4	1267	=over 4
…		…
1070	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1071		1322
1072	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1073	}	1324	}
1074		1325
		1326	use File::Glob ();
		1327
1075	cf::player->attach (	1328	cf::player->attach (
1076	on_command => sub {	1329	on_unknown_command => sub {
1077	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1078		1331
1079	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1080	or return;	1333	or return;
1081		1334
…		…
1089	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1090		1343
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1345
1093	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1099	} else {	1361	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1363	}
1102		1364
1103	cf::override;	1365	cf::override;
1104	},	1366	},
1105	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1106		1381
1107	sub load_extensions {	1382	sub load_extensions {
1108	cf::sync_job {	1383	cf::sync_job {
1109	my %todo;	1384	my %todo;
1110		1385
…		…
1130		1405
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1408
1134	$ext{source} =	1409	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1137	. $source	1412	. $source
1138	. "\n};\n1";	1413	. "\n};\n1";
1139		1414
1140	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1141	}	1416	}
1142		1417
		1418	my $pass = 0;
1143	my %done;	1419	my %done;
1144	while (%todo) {	1420	while (%todo) {
1145	my $progress;	1421	my $progress;
1146		1422
		1423	++$pass;
		1424
		1425	ext:
1147	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1148	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1149	goto skip	1428	next ext
1150	unless exists $done{$_};	1429	unless exists $done{$_};
1151	}	1430	}
1152		1431
1153	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1154		1433
1155	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1156	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1157	: "$v->{base}: extension inactive.\n";
1158		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1159	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1160	warn $msg;	1441	} else {
1161	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1162	exit 1;	1443	push @EXTS, $v->{pkg};
1163	}	1444	$progress = 1;
1164		1445
1165	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1166	}	1448	}
1167
1168	$done{$k} = delete $todo{$k};
1169	push @EXTS, $v->{pkg};
1170	$progress = 1;
1171	}	1449	}
1172		1450
1173	skip:	1451	unless ($progress) {
1174	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1175	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1176	}	1459	}
1177	};	1460	};
1178	}	1461	}
1179		1462
1180	#############################################################################	1463	#############################################################################
1181		1464
1182	=back	1465	=back
1183		1466
1184	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1185		1468
1186	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1187		1470
1188	=cut	1471	=cut
1189		1472
1190	package cf::player;	1473	package cf::player;
1191		1474
1192	use Coro::AIO;	1475	use Coro::AIO;
1193		1476
1194	=head3 cf::player	1477	=head3 cf::player
1195		1478
1196	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1197		1494
1198	=item cf::player::find $login	1495	=item cf::player::find $login
1199		1496
1200	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1201		1498
…		…
1220		1517
1221	sub exists($) {	1518	sub exists($) {
1222	my ($login) = @_;	1519	my ($login) = @_;
1223		1520
1224	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1226	}	1523	}
1227		1524
1228	sub find($) {	1525	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1527	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1538
1242	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1245	}	1548	}
1246	}	1549	}
1247	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1248		1564
1249	sub save($) {	1565	sub save($) {
1250	my ($pl) = @_;	1566	my ($pl) = @_;
1251		1567
1252	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1257	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1258		1574
1259	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1261		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1262	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1263	Coro::cede;	1584	cf::cede_to_tick;
1264	}	1585	}
1265		1586
1266	sub new($) {	1587	sub new($) {
1267	my ($login) = @_;	1588	my ($login) = @_;
1268		1589
…		…
1274	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1275		1596
1276	$self	1597	$self
1277	}	1598	}
1278		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1279	=item $pl->quit_character	1610	=item $pl->quit_character
1280		1611
1281	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1283		1614
…		…
1287	my ($pl) = @_;	1618	my ($pl) = @_;
1288		1619
1289	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1290		1621
1291	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1624
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1298		1631
1299	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1669	or return [];
1337		1670
1338	my @logins;	1671	my @logins;
1339		1672
1340	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1344		1683
1345	utf8::decode $login;	1684	utf8::decode $login;
1346	push @logins, $login;	1685	push @logins, $login;
1347	}	1686	}
1348		1687
…		…
1375	}	1714	}
1376		1715
1377	\@paths	1716	\@paths
1378	}	1717	}
1379		1718
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1720
1382	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1383		1722
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s{H<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;
1418
1419	$_
1420	}
1421
1422	sub hintmode {
1423	$_[0]{hintmode} = $_[1] if @_ > 1;
1424	$_[0]{hintmode}
1425	}
1426
1427	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1428		1724
1429	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1430		1726
1431	=cut	1727	=cut
1432		1728
1433	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1434	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1435		1731
1436	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1437	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1438	}	1733	}
1439		1734
1440	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1441		1736
1442	Sends an ext event to the client.	1737	Sends an ext event to the client.
1443		1738
1444	=cut	1739	=cut
1445		1740
1446	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1447	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1448		1743
1449	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1450	}	1745	}
1451		1746
1452	=head3 cf::region	1747	=head3 cf::region
1453		1748
1454	=over 4	1749	=over 4
…		…
1467	my ($path) = @_;	1762	my ($path) = @_;
1468		1763
1469	my ($match, $specificity);	1764	my ($match, $specificity);
1470		1765
1471	for my $region (list) {	1766	for my $region (list) {
1472	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1473	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1474	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1475	}	1770	}
1476	}	1771	}
1477		1772
…		…
1498	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1499	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1500		1795
1501	sub generate_random_map {	1796	sub generate_random_map {
1502	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
1503	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1504	$self->_create_random_map (	1802	$self->_create_random_map (
1505	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1506	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1507	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1508	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1509	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1510	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1511	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1597	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1598	return $self;	1896	return $self;
1599	}	1897	}
1600	}	1898	}
1601		1899
1602	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1603	()	1901	()
1604	}	1902	}
1605		1903
1606	sub init {	1904	sub init {
1607	my ($self) = @_;	1905	my ($self) = @_;
…		…
1629		1927
1630	# the temporary/swap location	1928	# the temporary/swap location
1631	sub save_path {	1929	sub save_path {
1632	my ($self) = @_;	1930	my ($self) = @_;
1633		1931
1634	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1635	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1636	}	1934	}
1637		1935
1638	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1639	sub uniq_path {	1937	sub uniq_path {
1640	my ($self) = @_;	1938	my ($self) = @_;
1641		1939
1642	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1643	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1644	}
1645
1646	# and all this just because we cannot iterate over
1647	# all maps in C++...
1648	sub change_all_map_light {
1649	my ($change) = @_;
1650
1651	$_->change_map_light ($change)
1652	for grep $_->outdoor, values %cf::MAP;
1653	}	1942	}
1654		1943
1655	sub decay_objects {	1944	sub decay_objects {
1656	my ($self) = @_;	1945	my ($self) = @_;
1657		1946
…		…
1670		1959
1671	sub load_header_from($) {	1960	sub load_header_from($) {
1672	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1673		1962
1674	utf8::encode $path;	1963	utf8::encode $path;
1675	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1676	# or return;
1677
1678	$self->_load_header ($path)
1679	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;
1680		1972
1681	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1682		1974
1683	1	1975	1
1684	}	1976	}
…		…
1738	sub find {	2030	sub find {
1739	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1740		2032
1741	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1742		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1743	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1744		2037
1745	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1746	my $guard = cf::lock_acquire "map_find:$path";
1747	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1748	or return;	2040	or return;
1749		2041
1750	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1751		2043
…		…
1753	or return;	2045	or return;
1754		2046
1755	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1756	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1757	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1758	$map->reset;	2052	$map->reset;
1759	undef $guard;
1760	return find $path;	2053	return find $path;
1761	}	2054	}
1762		2055
1763	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1764	}	2057	}
1765	}	2058	}
1766		2059
1767	sub pre_load { }	2060	sub pre_load { }
1768	sub post_load { }	2061	#sub post_load { } # XS
1769		2062
1770	sub load {	2063	sub load {
1771	my ($self) = @_;	2064	my ($self) = @_;
1772		2065
1773	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1774		2067
1775	my $path = $self->{path};	2068	my $path = $self->{path};
1776		2069
1777	{	2070	{
1778	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1779		2072
		2073	return unless $self->valid;
1780	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1781		2075
1782	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1783		2077
1784	$self->alloc;	2078	$self->alloc;
1785		2079
1786	$self->pre_load;	2080	$self->pre_load;
1787	Coro::cede;	2081	cf::cede_to_tick;
1788		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1789	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1790	or return;	2086	or return;
1791		2087
1792	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1793	if delete $self->{load_original};	2089	if delete $self->{load_original};
1794		2090
1795	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1796	utf8::encode $uniq;	2092	utf8::encode $uniq;
1797	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1798	$self->clear_unique_items;	2095	$self->clear_unique_items;
1799	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1800	}	2099	}
1801	}	2100	}
1802		2101
1803	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1804	# now do the right thing for maps	2105	# now do the right thing for maps
1805	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1806	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1807	unless $self->difficulty;	2108	unless $self->difficulty;
1808	Coro::cede;	2109	cf::cede_to_tick;
1809		2110
1810	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1811	$self->decay_objects;	2112	$self->decay_objects;
1812	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1813	$self->update_buttons;	2114	$self->update_buttons;
1814	Coro::cede;	2115	cf::cede_to_tick;
1815	$self->set_darkness_map;
1816	Coro::cede;
1817	$self->activate;	2116	$self->activate;
1818	}	2117	}
1819		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1820	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1821	}	2123	}
1822		2124
1823	$self->post_load;	2125	$self->post_load;
1824	}	2126	}
1825		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
1826	sub customise_for {	2131	sub customise_for {
1827	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1828		2133
1829	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1830	if $self->per_player;	2135	if $self->per_player;
…		…
1834		2139
1835	$self	2140	$self
1836	}	2141	}
1837		2142
1838	# 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
1839	sub load_diag {	2144	sub load_neighbours {
1840	my ($map) = @_;	2145	my ($map) = @_;
1841		2146
1842	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1843		2148
1844	for (0 .. 3) {	2149	for (0 .. 3) {
1845	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1846	or next;	2151	or next;
1847	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1848	or next;	2153	or next;
1849	$neigh->load;	2154	$neigh->load;
1850		2155
		2156	push @neigh,
1851	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1852	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1853	}	2159	}
1854		2160
1855	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1856	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1857	or next;	2164	or next;
1858	$neigh->load;	2165	$neigh->load;
1859	}	2166	}
1860	}	2167	}
1861		2168
…		…
1866	}	2173	}
1867		2174
1868	sub do_load_sync {	2175	sub do_load_sync {
1869	my ($map) = @_;	2176	my ($map) = @_;
1870		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1871	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1872	}	2182	}
1873		2183
1874	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1875	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1876		2186
1877	sub find_async {	2187	sub find_async {
1878	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1879		2189
1880	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1881		2191
1882	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1883	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1884	}	2194	}
1885		2195
1886	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1887	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1888	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1889	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1890	my $map = find $path	2203	if (my $map = find $k) {
1891	or next;
1892	$map->load;	2204	$map->load if $v;
		2205	}
1893		2206
1894	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1895	}	2208	}
1896	}	2209	}
1897	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1898	};	2211	};
1899	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
…		…
1902	}	2215	}
1903		2216
1904	sub save {	2217	sub save {
1905	my ($self) = @_;	2218	my ($self) = @_;
1906		2219
1907	my $lock = cf::lock_acquire "map_data:" . $self->path;	2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
1908		2221
1909	$self->{last_save} = $cf::RUNTIME;	2222	$self->{last_save} = $cf::RUNTIME;
1910		2223
1911	return unless $self->dirty;	2224	return unless $self->dirty;
1912		2225
…		…
1918	return if $self->{deny_save};	2231	return if $self->{deny_save};
1919		2232
1920	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
1921		2234
1922	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
1923	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
1924	};	2238	};
		2239
		2240	cf::get_slot 0.02;
1925		2241
1926	if ($uniq) {	2242	if ($uniq) {
1927	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1928	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1929	} else {	2245	} else {
…		…
1935	my ($self) = @_;	2251	my ($self) = @_;
1936		2252
1937	# save first because save cedes	2253	# save first because save cedes
1938	$self->save;	2254	$self->save;
1939		2255
1940	my $lock = cf::lock_acquire "map_data:" . $self->path;	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
1941		2257
1942	return if $self->players;	2258	return if $self->players;
1943	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
1944	return if $self->{deny_save};	2260	return if $self->{deny_save};
1945		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
1946	$self->clear;	2266	$self->clear;
1947	$self->in_memory (cf::MAP_SWAPPED);
1948	}	2267	}
1949		2268
1950	sub reset_at {	2269	sub reset_at {
1951	my ($self) = @_;	2270	my ($self) = @_;
1952		2271
…		…
1970		2289
1971	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
1972		2291
1973	return if $self->players;	2292	return if $self->players;
1974		2293
1975	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
1976		2295
1977	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
1978		2297
1979	# need to save uniques path	2298	# need to save uniques path
1980	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
1984	if $uniq;	2303	if $uniq;
1985	}	2304	}
1986		2305
1987	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
1988		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
1989	$self->clear;	2310	$self->clear;
1990
1991	$_->clear_links_to ($self) for values %cf::MAP;
1992		2311
1993	$self->unlink_save;	2312	$self->unlink_save;
1994	$self->destroy;	2313	$self->destroy;
1995	}	2314	}
1996		2315
1997	my $nuke_counter = "aaaa";	2316	my $nuke_counter = "aaaa";
1998		2317
1999	sub nuke {	2318	sub nuke {
2000	my ($self) = @_;	2319	my ($self) = @_;
2001		2320
		2321	{
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
2002	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
2003		2325
2004	$self->unlink_save;	2326	$self->unlink_save;
2005		2327
2006	bless $self, "cf::map";	2328	bless $self, "cf::map";
2007	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
2008	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
2009	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
2010	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2011		2333
2012	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
		2335	}
2013		2336
2014	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
2015	}	2338	}
2016		2339
2017	=item $maps = cf::map::tmp_maps	2340	=item $maps = cf::map::tmp_maps
…		…
2059		2382
2060	sub unique_maps() {	2383	sub unique_maps() {
2061	[	2384	[
2062	map {	2385	map {
2063	utf8::decode $_;	2386	utf8::decode $_;
2064	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2065	? normalise $_	2390	: normalise $_
2066	: ()
2067	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2068	]	2392	]
2069	}	2393	}
2070		2394
2071	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2072		2426
2073	=back	2427	=back
2074		2428
2075	=head3 cf::object	2429	=head3 cf::object
2076		2430
…		…
2080		2434
2081	=over 4	2435	=over 4
2082		2436
2083	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2084		2438
2085	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2086		2441
2087	=cut	2442	=cut
2088		2443
2089	sub inv_recursive_;	2444	sub inv_recursive_;
2090	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2093		2448
2094	sub inv_recursive {	2449	sub inv_recursive {
2095	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2096	}	2451	}
2097		2452
		2453	=item $ref = $ob->ref
		2454
		2455	Creates and returns a persistent reference to an object that can be stored as a string.
		2456
		2457	=item $ob = cf::object::deref ($refstring)
		2458
		2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2460	even if the object actually exists. May block.
		2461
		2462	=cut
		2463
		2464	sub deref {
		2465	my ($ref) = @_;
		2466
		2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2468	my ($uuid, $name) = ($1, $2);
		2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2470	or return;
		2471	$pl->ob->uuid eq $uuid
		2472	or return;
		2473
		2474	$pl->ob
		2475	} else {
		2476	warn "$ref: cannot resolve object reference\n";
		2477	undef
		2478	}
		2479	}
		2480
2098	package cf;	2481	package cf;
2099		2482
2100	=back	2483	=back
2101		2484
2102	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2108	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2491	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2109	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2110	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2111		2494
2112	=cut	2495	=cut
		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
2113		2510
2114	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2115	# with dialog boxes.	2512	# with dialog boxes.
2116	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2117	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2124		2521
2125	} else {	2522	} else {
2126	my $pl = $self->contr;	2523	my $pl = $self->contr;
2127		2524
2128	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2525	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2129	my $diag = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2130	$diag->{pl}->ext_reply (	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2131	$diag->{id},
2132	msgtype => "reply",
2133	msg => $diag->{pl}->expand_cfpod ($msg),
2134	add_topics => []
2135	);
2136		2528
2137	} else {	2529	} else {
2138	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2139	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2140	}	2532	}
2141	}	2533	}
		2534	}
		2535
		2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2537
		2538	=cut
		2539
		2540	sub cf::object::send_msg {
		2541	my $pl = shift->contr
		2542	or return;
		2543	$pl->send_msg (@_);
2142	}	2544	}
2143		2545
2144	=item $player_object->may ("access")	2546	=item $player_object->may ("access")
2145		2547
2146	Returns wether the given player is authorized to access resource "access"	2548	Returns wether the given player is authorized to access resource "access"
…		…
2159		2561
2160	=item $player_object->enter_link	2562	=item $player_object->enter_link
2161		2563
2162	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2163		2565
2164	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2165	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2166		2570
2167	Will never block.	2571	Will never block.
2168		2572
2169	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2170		2574
…		…
2222	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2223	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2224		2628
2225	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2226	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2227	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2228		2632
2229	$map->load;	2633	$map->load;
2230	$map->load_diag;	2634	$map->load_neighbours;
2231		2635
2232	return unless $self->contr->active;	2636	return unless $self->contr->active;
2233	$self->activate_recursive;
2234		2637
2235	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2236	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
2237	}
2238		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
		2643	}
		2644
2239	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2240		2646
2241	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
2242	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2243	that has to return the map if sucecssful, and then unfreezes the player on	2649	that has to return the map if sucecssful, and then unfreezes the player on
2244	the new (success) or old (failed) map position.	2650	the new (success) or old (failed) map position. In either case, $done will
		2651	be called at the end of this process.
		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
2245		2655
2246	=cut	2656	=cut
2247		2657
2248	our $GOTOGEN;	2658	our $GOTOGEN;
2249		2659
2250	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
2251	my ($self, $path, $x, $y, $check) = @_;	2661	my ($self, $path, $x, $y, $check, $done) = @_;
2252		2662
2253	# do generation counting so two concurrent goto's will be executed in-order	2663	# do generation counting so two concurrent goto's will be executed in-order
2254	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2255		2665
2256	$self->enter_link;	2666	$self->enter_link;
2257		2667
2258	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2259	my $map = eval {	2690	my $map = eval {
2260	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2261		2692
2262	if ($map) {	2693	if ($map) {
2263	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2264	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2265	} else {	2696	} else {
2266	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2267	}	2698	}
2268		2699
2269	$map	2700	$map
2270	};	2701	};
2271		2702
…		…
2276		2707
2277	if ($gen == $self->{_goto_generation}) {	2708	if ($gen == $self->{_goto_generation}) {
2278	delete $self->{_goto_generation};	2709	delete $self->{_goto_generation};
2279	$self->leave_link ($map, $x, $y);	2710	$self->leave_link ($map, $x, $y);
2280	}	2711	}
		2712
		2713	$done->() if $done;
2281	})->prio (1);	2714	})->prio (1);
2282	}	2715	}
2283		2716
2284	=item $player_object->enter_exit ($exit_object)	2717	=item $player_object->enter_exit ($exit_object)
2285		2718
…		…
2305	}	2738	}
2306		2739
2307	sub prepare_random_map {	2740	sub prepare_random_map {
2308	my ($exit) = @_;	2741	my ($exit) = @_;
2309		2742
2310	my $guard = cf::lock_acquire "exit_prepare:$exit";
2311
2312	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2313	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2314	# that depends on the exit object	2745	# that depends on the exit object
2315		2746
2316	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2318	if ($exit->map) {	2749	if ($exit->map) {
2319	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2320	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2321	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2322	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2323	}	2756	}
2324		2757
2325	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2326		2759
2327	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2328	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2329	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2330		2763
2331	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2332	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2333	undef $fh;	2766	undef $fh;
2334	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2335		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2336	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2337	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2338	}	2775	}
2339	}	2776	}
2340		2777
2341	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2342	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2343		2780
2344	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2345		2782
2346	if ($exit->slaying eq "/!") {
2347	#TODO: this should de-fi-ni-te-ly not be a sync-job
2348	# the problem is that $exit might not survive long enough
2349	# so it needs to be done right now, right here
2350	cf::sync_job { prepare_random_map $exit };
2351	}
2352
2353	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2354	my $hp = $exit->stats->hp;
2355	my $sp = $exit->stats->sp;
2356
2357	$self->enter_link;	2783	$self->enter_link;
2358		2784
2359	(async {	2785	(async {
2360	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2361	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2362	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2363		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2364	1;	2809	1
2365	}) {	2810	}) {
2366	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2367	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2368	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2369	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2370		2815
2371	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2390		2835
2391	utf8::encode $text;	2836	utf8::encode $text;
2392	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2393	}	2838	}
2394		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
		2863	}
		2864
2395	=item $client->send_msg ($color, $type, $msg, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2396		2866
2397	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
2398	client if neccessary. C<$type> should be a string identifying the type of	2868	client if neccessary. C<$type> should be a string identifying the type of
2399	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2400	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2401		2871
2402	=cut	2872	=cut
2403		2873
		2874	# non-persistent channels (usually the info channel)
		2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
		2882	"c/identify" => {
		2883	id => "infobox",
		2884	title => "Identify",
		2885	reply => undef,
		2886	tooltip => "Items recently identified",
		2887	},
		2888	"c/examine" => {
		2889	id => "infobox",
		2890	title => "Examine",
		2891	reply => undef,
		2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
		2986	);
		2987
2404	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2405	my ($self, $color, $type, $msg, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2406		2990
2407	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2408		2993
2409	if ($self->can_msg) {	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2410	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));
2411	} else {
2412	# replace some tags by gcfclient-compatible ones
2413	for ($msg) {
2414	1 while
2415	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2416	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2417	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2418	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2419	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2420	}
2421		2995
2422	if ($color >= 0) {	2996	# check predefined channels, for the benefit of C
2423	if (0 && $msg =~ /\[/) {	2997	if ($CHANNEL{$channel}) {
2424	$self->send_packet ("drawextinfo $color 4 0 $msg")	2998	$channel = $CHANNEL{$channel};
2425	} else {	2999
2426	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3000	$self->ext_msg (channel_info => $channel);
2427	$self->send_packet ("drawinfo $color $msg")	3001	$channel = $channel->{id};
		3002
		3003	} elsif (ref $channel) {
		3004	# send meta info to client, if not yet sent
		3005	unless (exists $self->{channel}{$channel->{id}}) {
		3006	$self->{channel}{$channel->{id}} = $channel;
		3007	$self->ext_msg (channel_info => $channel);
2428	}	3008	}
2429	}
2430	}
2431	}
2432		3009
		3010	$channel = $channel->{id};
		3011	}
		3012
		3013	return unless @extra || length $msg;
		3014
		3015	# default colour, mask it out
		3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3017	if $color & cf::NDI_DEF;
		3018
		3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
		3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3022	);
		3023
		3024	$self->send_big_packet ($pkt);
		3025	}
		3026
2433	=item $client->ext_event ($type, %msg)	3027	=item $client->ext_msg ($type, @msg)
2434		3028
2435	Sends an ext event to the client.	3029	Sends an ext event to the client.
2436		3030
2437	=cut	3031	=cut
2438		3032
2439	sub cf::client::ext_event($$%) {	3033	sub cf::client::ext_msg($$@) {
2440	my ($self, $type, %msg) = @_;	3034	my ($self, $type, @msg) = @_;
2441		3035
		3036	if ($self->extcmd == 2) {
		3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3038	} elsif ($self->extcmd == 1) { # TODO: remove
2442	$msg{msgtype} = "event_$type";	3039	push @msg, msgtype => "event_$type";
2443	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3041	}
		3042	}
		3043
		3044	=item $client->ext_reply ($msgid, @msg)
		3045
		3046	Sends an ext reply to the client.
		3047
		3048	=cut
		3049
		3050	sub cf::client::ext_reply($$@) {
		3051	my ($self, $id, @msg) = @_;
		3052
		3053	if ($self->extcmd == 2) {
		3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3055	} elsif ($self->extcmd == 1) {
		3056	#TODO: version 1, remove
		3057	unshift @msg, msgtype => "reply", msgid => $id;
		3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3059	}
2444	}	3060	}
2445		3061
2446	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2447		3063
2448	Queues a query to the client, calling the given callback with	3064	Queues a query to the client, calling the given callback with
…		…
2503	my ($ns, $buf) = @_;	3119	my ($ns, $buf) = @_;
2504		3120
2505	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3121	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2506		3122
2507	if (ref $msg) {	3123	if (ref $msg) {
		3124	my ($type, $reply, @payload) =
		3125	"ARRAY" eq ref $msg
		3126	? @$msg
		3127	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3128
		3129	my @reply;
		3130
2508	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3131	if (my $cb = $EXTICMD{$type}) {
2509	if (my %reply = $cb->($ns, $msg)) {	3132	@reply = $cb->($ns, @payload);
2510	$reply{msgid} = $msg->{msgid};
2511	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2512	}
2513	}	3133	}
		3134
		3135	$ns->ext_reply ($reply, @reply)
		3136	if $reply;
		3137
2514	} else {	3138	} else {
2515	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3139	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2516	}	3140	}
2517		3141
2518	cf::override;	3142	cf::override;
…		…
2540		3164
2541	$coro	3165	$coro
2542	}	3166	}
2543		3167
2544	cf::client->attach (	3168	cf::client->attach (
2545	on_destroy => sub {	3169	on_client_destroy => sub {
2546	my ($ns) = @_;	3170	my ($ns) = @_;
2547		3171
2548	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2549	},	3173	},
2550	);	3174	);
…		…
2565	our $safe = new Safe "safe";	3189	our $safe = new Safe "safe";
2566	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2567		3191
2568	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2569		3193
2570	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3194	$safe->permit_only (Opcode::opset qw(
		3195	:base_core :base_mem :base_orig :base_math :base_loop
		3196	grepstart grepwhile mapstart mapwhile
		3197	sort time
		3198	));
2571		3199
2572	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
2573		3201
2574	=pod	3202	=pod
2575		3203
2576	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2577		3205
2578	cf::object contr pay_amount pay_player map	3206	cf::object
		3207	contr pay_amount pay_player map x y force_find force_add destroy
		3208	insert remove name archname title slaying race decrease split
		3209	value
		3210
2579	cf::object::player player	3211	cf::object::player
2580	cf::player peaceful	3212	player
2581	cf::map trigger	3213
		3214	cf::player
		3215	peaceful
		3216
		3217	cf::map
		3218	trigger
2582		3219
2583	=cut	3220	=cut
2584		3221
2585	for (	3222	for (
2586	["cf::object" => qw(contr pay_amount pay_player map)],	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3224	insert remove inv nrof name archname title slaying race
		3225	decrease split destroy change_exp value msg lore send_msg)],
2587	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2588	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2589	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2590	) {	3229	) {
2591	no strict 'refs';	3230	no strict 'refs';
2592	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2593	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2611		3250
2612	my $qcode = $code;	3251	my $qcode = $code;
2613	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2614	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2615		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2616	local $_;	3258	local $_;
2617	local @safe::cf::_safe_eval_args = values %vars;
2618		3259
2619	my $eval =	3260	my $eval =
2620	"do {\n"	3261	"do {\n"
2621	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2622	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2623	. $code	3264	. $code
2624	. "\n}"	3265	. "\n}"
2625	;	3266	;
2626		3267
		3268	if ($CFG{safe_eval}) {
2627	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2628	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2629	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2630		3277
2631	if ($@) {	3278	if ($@) {
2632	warn "$@";	3279	warn "$@";
2633	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2634	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2653	=cut	3300	=cut
2654		3301
2655	sub register_script_function {	3302	sub register_script_function {
2656	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2657		3304
2658	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2659	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2660	}	3307	}
2661		3308
2662	=back	3309	=back
2663		3310
2664	=cut	3311	=cut
…		…
2666	#############################################################################	3313	#############################################################################
2667	# the server's init and main functions	3314	# the server's init and main functions
2668		3315
2669	sub load_facedata($) {	3316	sub load_facedata($) {
2670	my ($path) = @_;	3317	my ($path) = @_;
		3318
		3319	# HACK to clear player env face cache, we need some signal framework
		3320	# for this (global event?)
		3321	%ext::player_env::MUSIC_FACE_CACHE = ();
		3322
		3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2671		3324
2672	warn "loading facedata from $path\n";	3325	warn "loading facedata from $path\n";
2673		3326
2674	my $facedata;	3327	my $facedata;
2675	0 < aio_load $path, $facedata	3328	0 < aio_load $path, $facedata
…		…
2678	$facedata = Coro::Storable::thaw $facedata;	3331	$facedata = Coro::Storable::thaw $facedata;
2679		3332
2680	$facedata->{version} == 2	3333	$facedata->{version} == 2
2681	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2682		3335
		3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3338	$facedata->{resource}{"res/exp_table"} = {
		3339	type => FT_RSRC,
		3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
		3342	};
		3343	cf::cede_to_tick;
		3344
2683	{	3345	{
2684	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2685		3347
2686	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2687	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2688	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3351	cf::face::set_visibility $idx, $info->{visibility};
		3352	cf::face::set_magicmap $idx, $info->{magicmap};
2689	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2690	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2691	Coro::cede;	3355
		3356	cf::cede_to_tick;
2692	}	3357	}
2693		3358
2694	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2695	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2696	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2697	or next;	3363	or next;
		3364
2698	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
		3366	cf::face::set_smooth $idx, $smooth;
2699	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2700	} else {	3368	} else {
2701	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
2702	}	3370	}
2703	Coro::cede;	3371
		3372	cf::cede_to_tick;
2704	}	3373	}
2705	}	3374	}
2706		3375
2707	{	3376	{
2708	my $anims = $facedata->{animinfo};	3377	my $anims = $facedata->{animinfo};
2709		3378
2710	while (my ($anim, $info) = each %$anims) {	3379	while (my ($anim, $info) = each %$anims) {
2711	cf::anim::set $anim, $info->{frames}, $info->{facings};	3380	cf::anim::set $anim, $info->{frames}, $info->{facings};
2712	Coro::cede;	3381	cf::cede_to_tick;
2713	}	3382	}
2714		3383
2715	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2716	}	3385	}
2717		3386
		3387	{
		3388	my $res = $facedata->{resource};
		3389
		3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
		3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3393
		3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3395	cf::face::set_type $idx, $info->{type};
		3396	} else {
		3397	$RESOURCE{$name} = $info;
		3398	}
		3399
		3400	cf::cede_to_tick;
		3401	}
		3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3405
2718	1	3406	1
2719	}	3407	}
2720		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
		3428
		3429	register_exticmd fx_want => sub {
		3430	my ($ns, $want) = @_;
		3431
		3432	while (my ($k, $v) = each %$want) {
		3433	$ns->fx_want ($k, $v);
		3434	}
		3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
		3446
2721	sub reload_regions {	3447	sub reload_regions {
		3448	# HACK to clear player env face cache, we need some signal framework
		3449	# for this (global event?)
		3450	%ext::player_env::MUSIC_FACE_CACHE = ();
		3451
2722	load_resource_file "$MAPDIR/regions"	3452	load_resource_file "$MAPDIR/regions"
2723	or die "unable to load regions file\n";	3453	or die "unable to load regions file\n";
		3454
		3455	for (cf::region::list) {
		3456	$_->{match} = qr/$_->{match}/
		3457	if exists $_->{match};
		3458	}
2724	}	3459	}
2725		3460
2726	sub reload_facedata {	3461	sub reload_facedata {
2727	load_facedata "$DATADIR/facedata"	3462	load_facedata "$DATADIR/facedata"
2728	or die "unable to load facedata\n";	3463	or die "unable to load facedata\n";
2729	}	3464	}
2730		3465
2731	sub reload_archetypes {	3466	sub reload_archetypes {
2732	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
2733	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
2734	#d# NEED to laod twice to resolve forward references
2735	# this really needs to be done in an extra post-pass
2736	# (which needs to be synchronous, so solve it differently)
2737	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";
2739	}	3469	}
2740		3470
2741	sub reload_treasures {	3471	sub reload_treasures {
2742	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
2743	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
2744	}	3474	}
2745		3475
2746	sub reload_resources {	3476	sub reload_resources {
2747	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
2748		3478
		3479	reload_facedata;
		3480	reload_archetypes;
2749	reload_regions;	3481	reload_regions;
2750	reload_facedata;
2751	#reload_archetypes;#d#
2752	reload_archetypes;
2753	reload_treasures;	3482	reload_treasures;
2754		3483
2755	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
2756	}	3485	}
2757		3486
2758	sub init {	3487	sub reload_config {
2759	reload_resources;	3488	warn "reloading config file...\n";
2760	}
2761		3489
2762	sub cfg_load {
2763	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
2764	or return;	3491	or return;
2765		3492
2766	local $/;	3493	local $/;
2767	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
2768		3495
2769	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2770		3497
2771	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2772	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2776	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2777	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
2778	};	3505	};
2779	warn $@ if $@;	3506	warn $@ if $@;
2780	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
2781	}	3538	}
2782		3539
2783	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3549
2784	# we must not ever block the main coroutine	3550	# we must not ever block the main coroutine
2785	local $Coro::idle = sub {	3551	local $Coro::idle = sub {
2786	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3552	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2787	(async {	3553	(async {
2788	Event::one_event;	3554	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3555	EV::loop EV::LOOP_ONESHOT;
2789	})->prio (Coro::PRIO_MAX);	3556	})->prio (Coro::PRIO_MAX);
2790	};	3557	};
2791		3558
2792	cfg_load;	3559	evthread_start IO::AIO::poll_fileno;
		3560
		3561	cf::sync_job {
		3562	cf::init_experience;
		3563	cf::init_anim;
		3564	cf::init_attackmess;
		3565	cf::init_dynamic;
		3566
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
		3571	reload_config;
2793	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
2794	load_extensions;	3582	load_extensions;
2795		3583
2796	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
2797	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	cf::object::thawer::errors_are_fatal 0;
		3594
		3595	main_loop;
2798	}	3596	}
2799		3597
2800	#############################################################################	3598	#############################################################################
2801	# initialisation and cleanup	3599	# initialisation and cleanup
2802		3600
2803	# install some emergency cleanup handlers	3601	# install some emergency cleanup handlers
2804	BEGIN {	3602	BEGIN {
		3603	our %SIGWATCHER = ();
2805	for my $signal (qw(INT HUP TERM)) {	3604	for my $signal (qw(INT HUP TERM)) {
2806	Event->signal (	3605	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2807	reentrant => 0,
2808	data => WF_AUTOCANCEL,
2809	signal => $signal,
2810	prio => 0,
2811	cb => sub {
2812	cf::cleanup "SIG$signal";	3606	cf::cleanup "SIG$signal";
2813	},
2814	);	3607	};
2815	}	3608	}
2816	}	3609	}
2817		3610
2818	sub write_runtime {	3611	sub write_runtime_sync {
2819	my $runtime = "$LOCALDIR/runtime";	3612	my $t0 = AE::time;
2820		3613
2821	# first touch the runtime file to show we are still running:	3614	# first touch the runtime file to show we are still running:
2822	# the fsync below can take a very very long time.	3615	# the fsync below can take a very very long time.
2823		3616
2824	IO::AIO::aio_utime $runtime, undef, undef;	3617	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2825		3618
2826	my $guard = cf::lock_acquire "write_runtime";	3619	my $guard = cf::lock_acquire "write_runtime";
2827		3620
2828	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3621	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2829	or return;	3622	or return;
2830		3623
2831	my $value = $cf::RUNTIME + 90 + 10;	3624	my $value = $cf::RUNTIME + 90 + 10;
2832	# 10 is the runtime save interval, for a monotonic clock	3625	# 10 is the runtime save interval, for a monotonic clock
2833	# 60 allows for the watchdog to kill the server.	3626	# 60 allows for the watchdog to kill the server.
…		…
2843	aio_utime $fh, undef, undef;	3636	aio_utime $fh, undef, undef;
2844		3637
2845	close $fh	3638	close $fh
2846	or return;	3639	or return;
2847		3640
2848	aio_rename "$runtime~", $runtime	3641	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2849	and return;	3642	and return;
2850		3643
2851	warn "runtime file written.\n";	3644	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2852		3645
2853	1	3646	1
		3647	}
		3648
		3649	our $uuid_lock;
		3650	our $uuid_skip;
		3651
		3652	sub write_uuid_sync($) {
		3653	$uuid_skip ||= $_[0];
		3654
		3655	return if $uuid_lock;
		3656	local $uuid_lock = 1;
		3657
		3658	my $uuid = "$LOCALDIR/uuid";
		3659
		3660	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3661	or return;
		3662
		3663	my $value = uuid_seq uuid_cur;
		3664
		3665	unless ($value) {
		3666	warn "cowardly refusing to write zero uuid value!\n";
		3667	return;
		3668	}
		3669
		3670	my $value = uuid_str $value + $uuid_skip;
		3671	$uuid_skip = 0;
		3672
		3673	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3674	and return;
		3675
		3676	# always fsync - this file is important
		3677	aio_fsync $fh
		3678	and return;
		3679
		3680	close $fh
		3681	or return;
		3682
		3683	aio_rename "$uuid~", $uuid
		3684	and return;
		3685
		3686	warn "uuid file written ($value).\n";
		3687
		3688	1
		3689
		3690	}
		3691
		3692	sub write_uuid($$) {
		3693	my ($skip, $sync) = @_;
		3694
		3695	$sync ? write_uuid_sync $skip
		3696	: async { write_uuid_sync $skip };
2854	}	3697	}
2855		3698
2856	sub emergency_save() {	3699	sub emergency_save() {
2857	my $freeze_guard = cf::freeze_mainloop;	3700	my $freeze_guard = cf::freeze_mainloop;
2858		3701
2859	warn "enter emergency perl save\n";	3702	warn "emergency_perl_save: enter\n";
2860		3703
2861	cf::sync_job {	3704	cf::sync_job {
		3705	# this is a trade-off: we want to be very quick here, so
		3706	# save all maps without fsync, and later call a global sync
		3707	# (which in turn might be very very slow)
		3708	local $USE_FSYNC = 0;
		3709
2862	# use a peculiar iteration method to avoid tripping on perl	3710	# use a peculiar iteration method to avoid tripping on perl
2863	# refcount bugs in for. also avoids problems with players	3711	# refcount bugs in for. also avoids problems with players
2864	# and maps saved/destroyed asynchronously.	3712	# and maps saved/destroyed asynchronously.
2865	warn "begin emergency player save\n";	3713	warn "emergency_perl_save: begin player save\n";
2866	for my $login (keys %cf::PLAYER) {	3714	for my $login (keys %cf::PLAYER) {
2867	my $pl = $cf::PLAYER{$login} or next;	3715	my $pl = $cf::PLAYER{$login} or next;
2868	$pl->valid or next;	3716	$pl->valid or next;
		3717	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2869	$pl->save;	3718	$pl->save;
2870	}	3719	}
2871	warn "end emergency player save\n";	3720	warn "emergency_perl_save: end player save\n";
2872		3721
2873	warn "begin emergency map save\n";	3722	warn "emergency_perl_save: begin map save\n";
2874	for my $path (keys %cf::MAP) {	3723	for my $path (keys %cf::MAP) {
2875	my $map = $cf::MAP{$path} or next;	3724	my $map = $cf::MAP{$path} or next;
2876	$map->valid or next;	3725	$map->valid or next;
2877	$map->save;	3726	$map->save;
2878	}	3727	}
2879	warn "end emergency map save\n";	3728	warn "emergency_perl_save: end map save\n";
2880		3729
2881	warn "begin emergency database checkpoint\n";	3730	warn "emergency_perl_save: begin database checkpoint\n";
2882	BDB::db_env_txn_checkpoint $DB_ENV;	3731	BDB::db_env_txn_checkpoint $DB_ENV;
2883	warn "end emergency database checkpoint\n";	3732	warn "emergency_perl_save: end database checkpoint\n";
		3733
		3734	warn "emergency_perl_save: begin write uuid\n";
		3735	write_uuid_sync 1;
		3736	warn "emergency_perl_save: end write uuid\n";
2884	};	3737	};
2885		3738
		3739	warn "emergency_perl_save: starting sync()\n";
		3740	IO::AIO::aio_sync sub {
		3741	warn "emergency_perl_save: finished sync()\n";
		3742	};
		3743
2886	warn "leave emergency perl save\n";	3744	warn "emergency_perl_save: leave\n";
2887	}	3745	}
2888		3746
2889	sub post_cleanup {	3747	sub post_cleanup {
2890	my ($make_core) = @_;	3748	my ($make_core) = @_;
2891		3749
2892	warn Carp::longmess "post_cleanup backtrace"	3750	warn Carp::longmess "post_cleanup backtrace"
2893	if $make_core;	3751	if $make_core;
		3752
		3753	my $fh = pidfile;
		3754	unlink $PIDFILE if <$fh> == $$;
		3755	}
		3756
		3757	# a safer delete_package, copied from Symbol
		3758	sub clear_package($) {
		3759	my $pkg = shift;
		3760
		3761	# expand to full symbol table name if needed
		3762	unless ($pkg =~ /^main::.*::$/) {
		3763	$pkg = "main$pkg" if $pkg =~ /^::/;
		3764	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3765	$pkg .= '::' unless $pkg =~ /::$/;
		3766	}
		3767
		3768	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3769	my $stem_symtab = *{$stem}{HASH};
		3770
		3771	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3772	or return;
		3773
		3774	# clear all symbols
		3775	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3776	for my $name (keys %$leaf_symtab) {
		3777	_gv_clear *{"$pkg$name"};
		3778	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3779	}
		3780	warn "cleared package $pkg\n";#d#
2894	}	3781	}
2895		3782
2896	sub do_reload_perl() {	3783	sub do_reload_perl() {
2897	# can/must only be called in main	3784	# can/must only be called in main
2898	if ($Coro::current != $Coro::main) {	3785	if ($Coro::current != $Coro::main) {
2899	warn "can only reload from main coroutine";	3786	warn "can only reload from main coroutine";
2900	return;	3787	return;
2901	}	3788	}
2902		3789
		3790	return if $RELOAD++;
		3791
		3792	my $t1 = AE::time;
		3793
		3794	while ($RELOAD) {
2903	warn "reloading...";	3795	warn "reloading...";
2904		3796
2905	warn "entering sync_job";	3797	warn "entering sync_job";
2906		3798
2907	cf::sync_job {	3799	cf::sync_job {
2908	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
2909	cf::emergency_save;	3801	cf::emergency_save;
2910	cf::write_runtime; # external watchdog should not bark	3802	cf::write_runtime_sync; # external watchdog should not bark
2911		3803
2912	warn "syncing database to disk";	3804	warn "syncing database to disk";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3805	BDB::db_env_txn_checkpoint $DB_ENV;
2914		3806
2915	# if anything goes wrong in here, we should simply crash as we already saved	3807	# if anything goes wrong in here, we should simply crash as we already saved
2916		3808
2917	warn "cancelling all WF_AUTOCANCEL watchers";
2918	for (Event::all_watchers) {
2919	$_->cancel if $_->data & WF_AUTOCANCEL;
2920	}
2921
2922	warn "flushing outstanding aio requests";	3809	warn "flushing outstanding aio requests";
2923	for (;;) {
2924	BDB::flush;
2925	IO::AIO::flush;
2926	Coro::cede;
2927	last unless IO::AIO::nreqs || BDB::nreqs;	3810	while (IO::AIO::nreqs || BDB::nreqs) {
2928	warn "iterate...";	3811	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2929	}
2930
2931	++$RELOAD;
2932
2933	warn "cancelling all extension coros";
2934	$_->cancel for values %EXT_CORO;
2935	%EXT_CORO = ();
2936
2937	warn "removing commands";
2938	%COMMAND = ();
2939
2940	warn "removing ext/exti commands";
2941	%EXTCMD = ();
2942	%EXTICMD = ();
2943
2944	warn "unloading/nuking all extensions";
2945	for my $pkg (@EXTS) {
2946	warn "... unloading $pkg";
2947
2948	if (my $cb = $pkg->can ("unload")) {
2949	eval {
2950	$cb->($pkg);
2951	1
2952	} or warn "$pkg unloaded, but with errors: $@";
2953	}	3812	}
2954		3813
2955	warn "... nuking $pkg";	3814	warn "cancelling all extension coros";
2956	Symbol::delete_package $pkg;	3815	$_->cancel for values %EXT_CORO;
2957	}	3816	%EXT_CORO = ();
2958		3817
2959	warn "unloading all perl modules loaded from $LIBDIR";	3818	warn "removing commands";
2960	while (my ($k, $v) = each %INC) {	3819	%COMMAND = ();
2961	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2962		3820
		3821	warn "removing ext/exti commands";
		3822	%EXTCMD = ();
		3823	%EXTICMD = ();
		3824
		3825	warn "unloading/nuking all extensions";
		3826	for my $pkg (@EXTS) {
2963	warn "... unloading $k";	3827	warn "... unloading $pkg";
2964	delete $INC{$k};
2965		3828
2966	$k =~ s/\.pm$//;
2967	$k =~ s/\//::/g;
2968
2969	if (my $cb = $k->can ("unload_module")) {	3829	if (my $cb = $pkg->can ("unload")) {
		3830	eval {
2970	$cb->();	3831	$cb->($pkg);
		3832	1
		3833	} or warn "$pkg unloaded, but with errors: $@";
		3834	}
		3835
		3836	warn "... clearing $pkg";
		3837	clear_package $pkg;
2971	}	3838	}
2972		3839
2973	Symbol::delete_package $k;	3840	warn "unloading all perl modules loaded from $LIBDIR";
		3841	while (my ($k, $v) = each %INC) {
		3842	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3843
		3844	warn "... unloading $k";
		3845	delete $INC{$k};
		3846
		3847	$k =~ s/\.pm$//;
		3848	$k =~ s/\//::/g;
		3849
		3850	if (my $cb = $k->can ("unload_module")) {
		3851	$cb->();
		3852	}
		3853
		3854	clear_package $k;
2974	}	3855	}
2975		3856
2976	warn "getting rid of safe::, as good as possible";	3857	warn "getting rid of safe::, as good as possible";
2977	Symbol::delete_package "safe::$_"	3858	clear_package "safe::$_"
2978	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3859	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2979		3860
2980	warn "unloading cf.pm \"a bit\"";	3861	warn "unloading cf.pm \"a bit\"";
2981	delete $INC{"cf.pm"};	3862	delete $INC{"cf.pm"};
2982	delete $INC{"cf/pod.pm"};	3863	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2983		3864
2984	# don't, removes xs symbols, too,	3865	# don't, removes xs symbols, too,
2985	# and global variables created in xs	3866	# and global variables created in xs
2986	#Symbol::delete_package __PACKAGE__;	3867	#clear_package __PACKAGE__;
2987		3868
2988	warn "unload completed, starting to reload now";	3869	warn "unload completed, starting to reload now";
2989		3870
2990	warn "reloading cf.pm";	3871	warn "reloading cf.pm";
2991	require cf;	3872	require cf;
2992	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3873	cf::_connect_to_perl_1;
2993		3874
2994	warn "loading config and database again";	3875	warn "loading config and database again";
2995	cf::cfg_load;	3876	cf::reload_config;
2996		3877
2997	warn "loading extensions";	3878	warn "loading extensions";
2998	cf::load_extensions;	3879	cf::load_extensions;
2999		3880
		3881	if ($REATTACH_ON_RELOAD) {
3000	warn "reattaching attachments to objects/players";	3882	warn "reattaching attachments to objects/players";
3001	_global_reattach; # objects, sockets	3883	_global_reattach; # objects, sockets
3002	warn "reattaching attachments to maps";	3884	warn "reattaching attachments to maps";
3003	reattach $_ for values %MAP;	3885	reattach $_ for values %MAP;
3004	warn "reattaching attachments to players";	3886	warn "reattaching attachments to players";
3005	reattach $_ for values %PLAYER;	3887	reattach $_ for values %PLAYER;
		3888	}
3006		3889
		3890	warn "running post_init jobs";
		3891	(pop @POST_INIT)->(1) while @POST_INIT;
		3892
3007	warn "leaving sync_job";	3893	warn "leaving sync_job";
3008		3894
3009	1	3895	1
3010	} or do {	3896	} or do {
3011	warn $@;	3897	warn $@;
3012	warn "error while reloading, exiting.";	3898	cf::cleanup "error while reloading, exiting.";
3013	exit 1;
3014	};	3899	};
3015		3900
3016	warn "reloaded";	3901	warn "reloaded";
		3902	--$RELOAD;
		3903	}
		3904
		3905	$t1 = AE::time - $t1;
		3906	warn "reload completed in ${t1}s\n";
3017	};	3907	};
3018		3908
3019	our $RELOAD_WATCHER; # used only during reload	3909	our $RELOAD_WATCHER; # used only during reload
3020		3910
3021	sub reload_perl() {	3911	sub reload_perl() {
3022	# doing reload synchronously and two reloads happen back-to-back,	3912	# doing reload synchronously and two reloads happen back-to-back,
3023	# coro crashes during coro_state_free->destroy here.	3913	# coro crashes during coro_state_free->destroy here.
3024		3914
3025	$RELOAD_WATCHER ||= Event->timer (	3915	$RELOAD_WATCHER ||= cf::async {
3026	reentrant => 0,	3916	Coro::AIO::aio_wait cache_extensions;
3027	after => 0,	3917
3028	data => WF_AUTOCANCEL,	3918	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3029	cb => sub {
3030	do_reload_perl;	3919	do_reload_perl;
3031	undef $RELOAD_WATCHER;	3920	undef $RELOAD_WATCHER;
3032	},	3921	};
3033	);	3922	};
3034	}	3923	}
3035		3924
3036	register_command "reload" => sub {	3925	register_command "reload" => sub {
3037	my ($who, $arg) = @_;	3926	my ($who, $arg) = @_;
3038		3927
3039	if ($who->flag (FLAG_WIZ)) {	3928	if ($who->flag (FLAG_WIZ)) {
3040	$who->message ("reloading server.");	3929	$who->message ("reloading server.");
		3930	async {
		3931	$Coro::current->{desc} = "perl_reload";
3041	async { reload_perl };	3932	reload_perl;
		3933	};
3042	}	3934	}
3043	};	3935	};
3044		3936
3045	unshift @INC, $LIBDIR;	3937	unshift @INC, $LIBDIR;
3046		3938
…		…
3048		3940
3049	our @WAIT_FOR_TICK;	3941	our @WAIT_FOR_TICK;
3050	our @WAIT_FOR_TICK_BEGIN;	3942	our @WAIT_FOR_TICK_BEGIN;
3051		3943
3052	sub wait_for_tick {	3944	sub wait_for_tick {
3053	return unless $TICK_WATCHER->is_active;
3054	return if $Coro::current == $Coro::main;	3945	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3055		3946
3056	my $signal = new Coro::Signal;	3947	my $signal = new Coro::Signal;
3057	push @WAIT_FOR_TICK, $signal;	3948	push @WAIT_FOR_TICK, $signal;
3058	$signal->wait;	3949	$signal->wait;
3059	}	3950	}
3060		3951
3061	sub wait_for_tick_begin {	3952	sub wait_for_tick_begin {
3062	return unless $TICK_WATCHER->is_active;
3063	return if $Coro::current == $Coro::main;	3953	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3064		3954
3065	my $signal = new Coro::Signal;	3955	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK_BEGIN, $signal;	3956	push @WAIT_FOR_TICK_BEGIN, $signal;
3067	$signal->wait;	3957	$signal->wait;
3068	}	3958	}
3069		3959
3070	my $min = 1e6;#d#	3960	sub tick {
3071	my $avg = 10;
3072	$TICK_WATCHER = Event->timer (
3073	reentrant => 0,
3074	parked => 1,
3075	prio => 0,
3076	at => $NEXT_TICK || $TICK,
3077	data => WF_AUTOCANCEL,
3078	cb => sub {
3079	if ($Coro::current != $Coro::main) {	3961	if ($Coro::current != $Coro::main) {
3080	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3962	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3081	unless ++$bug_warning > 10;	3963	unless ++$bug_warning > 10;
3082	return;	3964	return;
3083	}	3965	}
3084		3966
3085	$NOW = $tick_start = Event::time;
3086
3087	cf::server_tick; # one server iteration	3967	cf::server_tick; # one server iteration
3088		3968
3089	0 && sync_job {#d#	3969	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3090	for(1..10) {
3091	my $t = Event::time;
3092	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3093	or die;
3094		3970
3095	$map->width (50);	3971	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3096	$map->height (50);	3972	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3097	$map->alloc;	3973	Coro::async_pool {
3098	$map->_load_objects ("/tmp/x.map", 1);	3974	$Coro::current->{desc} = "runtime saver";
3099	my $t = Event::time - $t;	3975	write_runtime_sync
3100		3976	or warn "ERROR: unable to write runtime file: $!";
3101	#next unless $t < 0.0013;#d#
3102	if ($t < $min) {
3103	$min = $t;
3104	}
3105	$avg = $avg * 0.99 + $t * 0.01;
3106	}
3107	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3108	exit 0;
3109	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3110	};	3977	};
		3978	}
3111		3979
3112	$RUNTIME += $TICK;
3113	$NEXT_TICK += $TICK;
3114
3115	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3116	$NEXT_RUNTIME_WRITE = $NOW + 10;
3117	Coro::async_pool {
3118	write_runtime
3119	or warn "ERROR: unable to write runtime file: $!";
3120	};
3121	}
3122
3123	# my $AFTER = Event::time;
3124	# warn $AFTER - $NOW;#d#
3125
3126	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3127	$sig->send;	3981	$sig->send;
3128	}	3982	}
3129	while (my $sig = shift @WAIT_FOR_TICK) {	3983	while (my $sig = shift @WAIT_FOR_TICK) {
3130	$sig->send;	3984	$sig->send;
3131	}	3985	}
3132		3986
3133	$NOW = Event::time;	3987	$LOAD = ($NOW - $TICK_START) / $TICK;
3134
3135	# if we are delayed by four ticks or more, skip them all
3136	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3137
3138	$TICK_WATCHER->at ($NEXT_TICK);
3139	$TICK_WATCHER->start;
3140
3141	$LOAD = ($NOW - $tick_start) / $TICK;
3142	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3988	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3143		3989
3144	_post_tick;	3990	if (0) {
3145		3991	if ($NEXT_TICK) {
3146		3992	my $jitter = $TICK_START - $NEXT_TICK;
		3993	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3994	warn "jitter $JITTER\n";#d#
		3995	}
3147	},	3996	}
3148	);	3997	}
3149		3998
3150	{	3999	{
3151	BDB::max_poll_time $TICK * 0.1;	4000	# configure BDB
3152	$BDB_POLL_WATCHER = Event->io (	4001
3153	reentrant => 0,
3154	fd => BDB::poll_fileno,
3155	poll => 'r',
3156	prio => 0,
3157	data => WF_AUTOCANCEL,
3158	cb => \&BDB::poll_cb,
3159	);
3160	BDB::min_parallel 8;	4002	BDB::min_parallel 16;
3161		4003	BDB::max_poll_reqs $TICK * 0.1;
3162	BDB::set_sync_prepare {	4004	$AnyEvent::BDB::WATCHER->priority (1);
3163	my $status;
3164	my $current = $Coro::current;
3165	(
3166	sub {
3167	$status = $!;
3168	$current->ready; undef $current;
3169	},
3170	sub {
3171	Coro::schedule while defined $current;
3172	$! = $status;
3173	},
3174	)
3175	};
3176		4005
3177	unless ($DB_ENV) {	4006	unless ($DB_ENV) {
3178	$DB_ENV = BDB::db_env_create;	4007	$DB_ENV = BDB::db_env_create;
		4008	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4009	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4010	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4011	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4012	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3179		4013
3180	cf::sync_job {	4014	cf::sync_job {
3181	eval {	4015	eval {
3182	BDB::db_env_open	4016	BDB::db_env_open
3183	$DB_ENV,	4017	$DB_ENV,
…		…
3185	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4019	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3186	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4020	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3187	0666;	4021	0666;
3188		4022
3189	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4023	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3190
3191	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3192	$DB_ENV->set_lk_detect;
3193	};	4024	};
3194		4025
3195	cf::cleanup "db_env_open(db): $@" if $@;	4026	cf::cleanup "db_env_open(db): $@" if $@;
3196	};	4027	};
3197	}	4028	}
		4029
		4030	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4031	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4032	};
		4033	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4034	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4035	};
		4036	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4037	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4038	};
3198	}	4039	}
3199		4040
3200	{	4041	{
		4042	# configure IO::AIO
		4043
3201	IO::AIO::min_parallel 8;	4044	IO::AIO::min_parallel 8;
3202
3203	undef $Coro::AIO::WATCHER;
3204	IO::AIO::max_poll_time $TICK * 0.1;	4045	IO::AIO::max_poll_time $TICK * 0.1;
3205	$AIO_POLL_WATCHER = Event->io (	4046	undef $AnyEvent::AIO::WATCHER;
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	fd => IO::AIO::poll_fileno,
3209	poll => 'r',
3210	prio => 6,
3211	cb => \&IO::AIO::poll_cb,
3212	);
3213	}	4047	}
3214		4048
3215	my $_log_backtrace;	4049	my $_log_backtrace;
3216		4050
3217	sub _log_backtrace {	4051	sub _log_backtrace {
…		…
3220	$msg =~ s/\n//;	4054	$msg =~ s/\n//;
3221		4055
3222	# limit the # of concurrent backtraces	4056	# limit the # of concurrent backtraces
3223	if ($_log_backtrace < 2) {	4057	if ($_log_backtrace < 2) {
3224	++$_log_backtrace;	4058	++$_log_backtrace;
		4059	my $perl_bt = Carp::longmess $msg;
3225	async {	4060	async {
		4061	$Coro::current->{desc} = "abt $msg";
		4062
3226	my @bt = fork_call {	4063	my @bt = fork_call {
3227	@addr = map { sprintf "%x", $_ } @addr;	4064	@addr = map { sprintf "%x", $_ } @addr;
3228	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4065	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3229	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4066	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3230	or die "addr2line: $!";	4067	or die "addr2line: $!";
…		…
3238	}	4075	}
3239		4076
3240	@funcs	4077	@funcs
3241	};	4078	};
3242		4079
3243	LOG llevInfo, "[ABT] $msg\n";	4080	LOG llevInfo, "[ABT] $perl_bt\n";
		4081	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3244	LOG llevInfo, "[ABT] $_\n" for @bt;	4082	LOG llevInfo, "[ABT] $_\n" for @bt;
3245	--$_log_backtrace;	4083	--$_log_backtrace;
3246	};	4084	};
3247	} else {	4085	} else {
3248	LOG llevInfo, "[ABT] $msg\n";	4086	LOG llevInfo, "[ABT] $msg\n";
3249	LOG llevInfo, "[ABT] [suppressed]\n";	4087	LOG llevInfo, "[ABT] [suppressed]\n";
3250	}	4088	}
3251	}	4089	}
3252		4090
3253	# load additional modules	4091	# load additional modules
3254	use cf::pod;	4092	require "cf/$_.pm" for @EXTRA_MODULES;
		4093	cf::_connect_to_perl_2;
3255		4094
3256	END { cf::emergency_save }	4095	END { cf::emergency_save }
3257		4096
3258	1	4097	1
3259		4098

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